{ "name": "stig_windows_2008_member_server", "date": "2018-03-07", "description": "The Windows 2008 Security Technical Implementation Guide (STIG) is published as a tool to improve the security of Department of Defense (DoD) information systems. The requirements were developed from DoD consensus, as well as the Windows 2008 Security Guide and security templates published by Microsoft Corporation. Comments or proposed revisions to this document should be sent via e-mail to the following address: disa.stig_spt@mail.mil.", "title": "Windows 2008 Member Server Security Technical Implementation Guide", "version": "6", "item_syntax": "^\\w-\\d+$", "section_separator": null, "items": [ { "id": "V-1070", "title": "Physical security of the Automated Information System (AIS) does not meet DISA requirements.", "description": "Inadequate physical protection can undermine all other security precautions utilized to protect the system. This can jeopardize the confidentiality, availability, and integrity of the system. Physical security of the AIS is the first line protection of any system.", "severity": "medium" }, { "id": "V-1072", "title": "Shared user accounts must not be permitted on the system.", "description": "Shared accounts (accounts where two or more people log on with the same user identification) do not provide adequate identification and authentication. There is no way to provide for nonrepudiation or individual accountability for system access and resource usage.", "severity": "medium" }, { "id": "V-1073", "title": "Systems must be at supported service packs (SP) or releases levels.", "description": "Systems at unsupported service packs or releases will not receive security updates for new vulnerabilities and leaves them subject to exploitation. Systems must be maintained at a service pack level supported by the vendor with new security updates.", "severity": "high" }, { "id": "V-1074", "title": "The Windows 2008 system must use an anti-virus program.", "description": "Malicious software can establish a base on individual desktops and servers. Employing an automated mechanism to detect this type of software will aid in elimination of the software from the operating system.", "severity": "high" }, { "id": "V-1075", "title": "The system allows shutdown from the logon dialog box.", "description": "Displaying the shutdown button may allow individuals to shut down a system anonymously. Only authenticated users should be allowed to shut down the system. Preventing display of this button in the logon dialog box, ensures that individuals who shut down the system are authorized and tracked in the systems Security event log.", "severity": "low" }, { "id": "V-1076", "title": "System information backups are not created, updated, and protected according to DISA requirements.", "description": "Recovery of a damaged or compromised system in a timely basis is difficult without a system information backup. A system backup will usually include sensitive information such as user accounts that could be used in an attack. As a valuable system resource, the system backup should be protected and stored in a physically secure location.", "severity": "low" }, { "id": "V-1077", "title": "Permissions for event logs must conform to minimum requirements.", "description": "Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, and analyze compromises that have occurred, as well as detect attacks. Audit logs are necessary to provide a trail of evidence in case the system or network is compromised. Event logs may be susceptible to tampering if proper permissions are not applied.", "severity": "medium" }, { "id": "V-1081", "title": "Local volumes are not formatted using NTFS.", "description": "This is a category 1 finding because the ability to set access permissions and audit critical directories and files is only available by using the NTFS file system. The capability to assign access permissions to file objects is a DOD policy requirement.\nThe FAT file system only provides the capability to make files read-only and hidden. The capability to change these attributes is not restricted to any users. An unauthorized individual could boot the machine from a floppy disk and gain full and unrecorded access to file data.\n\n", "severity": "high" }, { "id": "V-1089", "title": "The required legal notice must be configured to display before console logon.", "description": "Failure to display the logon banner prior to a logon attempt will negate legal proceedings resulting from unauthorized access to system resources.", "severity": "medium" }, { "id": "V-1090", "title": "Caching of logon credentials must be limited.", "description": "The default Windows configuration caches the last logon credentials for users who log on interactively to a system. This feature is provided for system availability reasons, such as the user's machine being disconnected from the network or domain controllers being unavailable. Even though the credential cache is well-protected, if a system is attacked, an unauthorized individual may isolate the password to a domain user account using a password-cracking program and gain access to the domain.", "severity": "low" }, { "id": "V-1093", "title": "Anonymous shares are not restricted.", "description": "This is a Category 1 finding because it allows anonymous logon users (null session connections) to list all account names and enumerate all shared resources, thus providing a map of potential points to attack the system.", "severity": "high" }, { "id": "V-1097", "title": "Number of allowed bad-logon attempts does not meet minimum requirements.", "description": "The account lockout feature, when enabled, prevents brute-force password attacks on the system. The higher this value is, the less effective the account lockout feature will be in protecting the local system. The number of bad logon attempts should be reasonably small to minimize the possibility of a successful password attack, while allowing for honest errors made during a normal user logon.", "severity": "medium" }, { "id": "V-1098", "title": "The reset period for the account lockout counter must be configured to 15 minutes or greater on Windows 2008.", "description": "The account lockout feature, when enabled, prevents brute-force password attacks on the system. This parameter specifies the period of time that must pass after failed logon attempts before the counter is reset to \"0\". The smaller this value is, the less effective the account lockout feature will be in protecting the local system.", "severity": "medium" }, { "id": "V-1099", "title": "Windows 2008 account lockout duration must be configured to 15 minutes or greater.", "description": "The account lockout feature, when enabled, prevents brute-force password attacks on the system. This parameter specifies the period of time that an account will remain locked after the specified number of failed logon attempts.", "severity": "medium" }, { "id": "V-1102", "title": "Unauthorized users are granted right to Act as part of the operating system.", "description": "This is a Category 1 finding because users and user groups that are assigned this right can bypass all security protective mechanisms that apply to all users, including administrators. Accounts with this right should have passwords with the maximum length and be kept in a locked container accessible only by the IAO and his designated backup. \n\nSome applications require this right to function. Any exception needs to be documented with the IAO.", "severity": "high" }, { "id": "V-1103", "title": "User rights assignments must meet minimum requirements.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities not required by the normal user.", "severity": "medium" }, { "id": "V-1104", "title": "Maximum password age does not meet minimum requirements.", "description": "The longer a password is in use, the greater the opportunity for someone to gain unauthorized knowledge of the passwords. Further, scheduled changing of passwords hinders the ability of unauthorized system users to crack passwords and gain access to a system.", "severity": "medium" }, { "id": "V-1105", "title": "Minimum password age does not meet minimum requirements.", "description": "Permitting passwords to be changed in immediate succession within the same day, allows users to cycle passwords through their history database. This enables users to effectively negate the purpose of mandating periodic password changes.", "severity": "medium" }, { "id": "V-1107", "title": "The password history must be configured to 24 passwords remembered.", "description": "A system is more vulnerable to unauthorized access when system users recycle the same password several times without being required to change a password to a unique password on a regularly scheduled basis. This enables users to effectively negate the purpose of mandating periodic password changes. The default value is 24 for Windows domain systems. DoD has decided this is the appropriate value for all Windows systems.", "severity": "medium" }, { "id": "V-1112", "title": "Outdated or unused accounts must be removed from the system or disabled.", "description": "Outdated or unused accounts provide penetration points that may go undetected. Inactive accounts must be deleted if no longer necessary or, if still required, disabled until needed.", "severity": "low" }, { "id": "V-1113", "title": "The built-in guest account is not disabled.", "description": "A system faces an increased vulnerability threat if the built-in guest account is not disabled. This account is a known account that exists on all Windows systems and cannot be deleted. This account is initialized during the installation of the operating system with no password assigned. This account is a member of the Everyone user group and has all the rights and permissions associated with that group, which could subsequently provide access to system resources to anonymous users.", "severity": "medium" }, { "id": "V-1114", "title": "The built-in guest account has not been renamed.", "description": "A system faces an increased vulnerability threat if the built-in guest account is not renamed or disabled. The built-in guest account is a known user account on all Windows systems, and as initially installed, does not require a password. This can allow access to system resources by unauthorized users. This account is a member of the group Everyone and has all the rights and permissions associated with that group and could provide access to system resources to unauthorized users.", "severity": "medium" }, { "id": "V-1115", "title": "The built-in administrator account has not been renamed.", "description": "The built-in administrator account is a well known account. Renaming the account to an unidentified name improves the protection of this account and the system.", "severity": "medium" }, { "id": "V-1118", "title": "Windows event log sizes must meet minimum requirements.", "description": "Inadequate log size will cause the log to fill up quickly. This may prevent audit events from being recorded properly and require frequent attention by administrative personnel.", "severity": "medium" }, { "id": "V-1119", "title": "Booting into alternate operating systems is permitted.", "description": "Allowing other operating systems to run on a secure system, can allow users to circumvent security. If more than one operating system is installed on a computer, each must be configured to be compliant with STIG guidance.", "severity": "medium" }, { "id": "V-1120", "title": "File Transfer Protocol (FTP) servers must be configured to prevent anonymous logons.", "description": "The FTP service allows remote users to access shared files and directories. Allowing anonymous FTP makes user auditing difficult.\n\nUsing accounts that have administrator privileges to log on to FTP risks that the user id and password will be captured on the network, and give administrator access to an unauthorized user.", "severity": "medium" }, { "id": "V-1121", "title": "File Transfer Protocol (FTP) servers must be configured to prevent access to the system drive.", "description": "The FTP service allows remote users to access shared files and directories. Access outside of the specific directories of shared data could provide access to system resources and compromise the system.", "severity": "high" }, { "id": "V-1122", "title": "The system configuration is not set with a password-protected screen saver.", "description": "The system should be locked when unattended. Unattended systems are susceptible to unauthorized use. The screen saver should be set at a maximum of 15 minutes and password protected. This protects critical and sensitive data from exposure to unauthorized personnel with physical access to the computer.", "severity": "medium" }, { "id": "V-1126", "title": "The Recycle Bin on a server must be configured to immediately delete files.", "description": "The Recycle Bin saves a copy of a file when it is deleted. A deleted file may contain sensitive data, subjecting that data to potential exposure.", "severity": "low" }, { "id": "V-1127", "title": "Only administrators responsible for the system must have Administrator rights on the system.", "description": "An account that does not have Administrator duties must not have Administrator rights. Such rights would allow the account to bypass or modify required security restrictions on that machine and make it vulnerable to attack.\n\nSystem administrators must log on to systems only using accounts with the minimum level of authority necessary. \n\nFor domain joined member servers, the Domain Admins group must be replaced by a domain member server administrator group. Restricting highly privileged accounts from the local Administrators group helps mitigate the risk of privilege escalation resulting from credential theft attacks.\n\nStandard user accounts must not be members of the built-in Administrators group.", "severity": "high" }, { "id": "V-1128", "title": "Security configuration tools or equivalent processes must be used to configure and maintain platforms for security compliance.", "description": "Security configuration tools such as Group Policies and Security Templates allow system administrators to consolidate security-related system settings into a single configuration file. These settings can then be applied consistently to any number of Windows systems.", "severity": "low" }, { "id": "V-1130", "title": "ACLs for system files and directories do not conform to minimum requirements.", "description": "Failure to properly configure file and directory permissions (ACLs) allows the possibility of unauthorized and anonymous modification to the operating system and installed applications.", "severity": "medium" }, { "id": "V-1135", "title": "Printer share permissions are not configured as recommended.", "description": "Improperly configured share permissions on printers can permit the addition of unauthorized print devices on the network. Windows shares are a means by which files, folders, printers, and other resources can be published for network users to remotely access. Regular users cannot create shares on their local machines; only Administrators and Power Users have that ability.", "severity": "low" }, { "id": "V-1136", "title": "Users must be forcibly disconnected when their logon hours expire.", "description": "Users must not be permitted to remain logged on to the network after they have exceeded their permitted logon hours. In many cases, this indicates that a user forgot to log off before leaving for the day. However, it may also indicate that a user is attempting unauthorized access at a time when the system may be less closely monitored. Forcibly disconnecting users when logon hours expire protects critical and sensitive network data from exposure to unauthorized personnel with physical access to the computer.", "severity": "low" }, { "id": "V-1140", "title": "Users with Administrative privilege are not documented or do not have separate accounts for administrative duties and normal operational tasks.", "description": "Using a privileged account to perform routine functions makes the computer vulnerable to attack by any virus or Trojan Horse inadvertently introduced during a session that has been granted full privileges.\n\nThe rule of least privilege should always be enforced.", "severity": "high" }, { "id": "V-1141", "title": "Unencrypted passwords must not be sent to third-party SMB Servers.", "description": "Some non-Microsoft SMB servers only support unencrypted (plain text) password authentication. Sending plain text passwords across the network, when authenticating to an SMB server, reduces the overall security of the environment. Check with the Vendor of the SMB server to see if there is a way to support encrypted password authentication.", "severity": "medium" }, { "id": "V-1145", "title": "Automatic logons must be disabled.", "description": "Allowing a system to automatically log on when the machine is booted could give access to any unauthorized individual who restarts the computer. Automatic logon with administrator privileges would give full access to an unauthorized individual.", "severity": "medium" }, { "id": "V-1150", "title": "The built-in Windows password complexity policy must be enabled.", "description": "The use of complex passwords increases their strength against attack. The built-in Windows password complexity policy requires passwords to contain at least 3 of the 4 types of characters (numbers, upper- and lower-case letters, and special characters), as well as preventing the inclusion of user names or parts of.", "severity": "medium" }, { "id": "V-1151", "title": "Print driver installation privilege is not restricted to administrators.", "description": "By default, the print spooler allows any user to add and to delete printer drivers on the local system. This capability should be restricted to authorized personnel.", "severity": "low" }, { "id": "V-1152", "title": "Anonymous access to the registry must be restricted.", "description": "The registry is integral to the function, security, and stability of the Windows system. Some processes may require anonymous access to the registry. This must be limited to properly protect the system.", "severity": "high" }, { "id": "V-1153", "title": "The Send download LanMan compatible password option is not set to Send NTLMv2 response only\\refuse LM.", "description": "The Kerberos v5 authentication protocol is the default for authentication of users who are logging on to domain accounts. NTLM is retained in later Windows versions for compatibility with clients and servers that are running earlier versions of Windows. It is also used to authenticate logons to stand-alone computers that are running later versions.", "severity": "high" }, { "id": "V-1154", "title": "Ctrl+Alt+Del security attention sequence is Disabled.", "description": "Disabling the Ctrl+Alt+Del security attention sequence can compromise system security. Because only Windows responds to the Ctrl+Alt+Del security sequence, you can be assured that any passwords you enter following that sequence are sent only to Windows. If you eliminate the sequence requirement, malicious programs can request and receive your Windows password. Disabling this sequence also suppresses a custom logon banner.", "severity": "medium" }, { "id": "V-1155", "title": "The Deny access to this computer from the network user right on member servers must be configured to prevent access from highly privileged domain accounts and local administrator accounts on domain systems and unauthenticated access on all systems.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities.\n\nThe \"Deny access to this computer from the network\" right defines the accounts that are prevented from logging on from the network.\n\nIn an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.\n\nLocal administrator accounts on domain-joined systems must also be assigned this right to decrease the risk of lateral movement resulting from credential theft attacks.\n\nThe Guests group must be assigned this right to prevent unauthenticated access.", "severity": "medium" }, { "id": "V-1157", "title": "The Smart Card removal option is set to take no action.", "description": "Determines what should happen when the smart card for a logged-on user is removed from the smart card reader.\n\nThe options are:\n- No Action\n- Lock Workstation\n- Force Logoff", "severity": "medium" }, { "id": "V-1162", "title": "The Windows SMB server is not enabled to perform SMB packet signing when possible.", "description": "If this policy is enabled, it causes the Windows Server Message Block (SMB) server to perform SMB packet signing.", "severity": "medium" }, { "id": "V-1163", "title": "Outgoing secure channel traffic is not encrypted when possible.", "description": "Requests sent on the secure channel are authenticated, and sensitive information (such as passwords) is encrypted, but not all information is encrypted. If this policy is enabled, outgoing secure channel traffic should be encrypted.", "severity": "medium" }, { "id": "V-1164", "title": "Outgoing secure channel traffic is not signed when possible.", "description": "Requests sent on the secure channel are authenticated, and sensitive information (such as passwords) is encrypted, but the channel is not integrity checked. If this policy is enabled, all outgoing secure channel traffic should be signed.", "severity": "medium" }, { "id": "V-1165", "title": "The computer account password is prevented from being reset.", "description": "As a part of Windows security, computer account passwords are changed automatically. Enabling this policy to disable automatic password changes can make the system more vulnerable to malicious access. Frequent password changes can be a significant safeguard for your system. If this policy is disabled, a new password for the computer account will be generated every week.", "severity": "low" }, { "id": "V-1166", "title": "The Windows SMB client is not enabled to perform SMB packet signing when possible.", "description": "If this policy is enabled, it causes the Windows Server Message Block (SMB) client to perform SMB packet signing when communicating with an SMB server that is enabled or required to perform SMB packet signing.", "severity": "medium" }, { "id": "V-1168", "title": "Members of the Backup Operators group must have separate accounts for backup duties and normal operational tasks.", "description": "Backup Operators are able to read and write to any file in the system, regardless of the rights assigned to it. Backup and restore rights permit users to circumvent the file access restrictions present on NTFS disk drives for the purpose of backup and restore. Members of the Backup Operators group must have separate logon accounts for performing backup duties.", "severity": "medium" }, { "id": "V-1171", "title": "Ejection of removable NTFS media is not restricted to Administrators.", "description": "Removable hard drives can be formatted and ejected by others who are not members of the Administrators Group, if they are not properly configured. Formatting and ejecting removable NTFS media should only be done by administrators.", "severity": "medium" }, { "id": "V-1172", "title": "Users are not warned in advance that their passwords will expire.", "description": "This setting configures the system to display a warning to users telling them how many days are left before their password expires. By giving the user advanced warning, the user has time to construct a sufficiently strong password.", "severity": "low" }, { "id": "V-1173", "title": "The default permissions of Global system objects are not increased.", "description": "Windows system maintains a global list of shared system resources such as DOS device names, mutexes, and semaphores. Each type of object is created with a default DACL that specifies who can access the objects with what permissions. If this policy is enabled, the default DACL is stronger, allowing non-admin users to read shared objects, but not modify shared objects that they did not create.", "severity": "low" }, { "id": "V-1174", "title": "The amount of idle time required before suspending a session must be properly set.", "description": "Open sessions can increase the avenues of attack on a system. This setting is used to control when a computer disconnects an inactive SMB session. If client activity resumes, the session is automatically re-established. This protects critical and sensitive network data from exposure to unauthorized personnel with physical access to the computer.", "severity": "low" }, { "id": "V-11806", "title": "The system is configured to allow the display of the last user name on the logon screen.", "description": "The user name of the last user to log onto a system will not be displayed. This eliminates half of the Userid/Password equation that an unauthorized person would need to log on.", "severity": "low" }, { "id": "V-14224", "title": "The system does not have a backup administrator account", "description": "This check verifies that a backup administrator account has been created to ensure system availability in the event that no administrators are able or available to access the system. The built-in administrator account may be used for this purpose. The IAO will ensure the backup administrator account is stored in a secure location. ", "severity": "medium" }, { "id": "V-14225", "title": "Administrator Passwords are changed when necessary.", "description": "This check verifies that the passwords for the default and backup administrator accounts are changed at least annually or when any member of the administrative team leaves the organization.\n", "severity": "medium" }, { "id": "V-14226", "title": "Audit data must be retained for at least one year.", "description": "Audit records are essential for investigating system activity after the fact. Retention periods for audit data are determined based on the sensitivity of the data handled by the system.", "severity": "medium" }, { "id": "V-14228", "title": "Auditing Access of Global System Objects must be turned off.", "description": "This setting prevents the system from setting up a default system access control list for certain system objects, which could create a very large number of security events, filling the security log in Windows and making it difficult to identify actual issues.", "severity": "medium" }, { "id": "V-14229", "title": "Audit of Backup and Restore Privileges is not turned off.", "description": "This policy setting stops the system from generating audit events for every file backed up or restored which could fill the Security log in Windows. ", "severity": "medium" }, { "id": "V-14230", "title": "Audit policy using subcategories is enabled.", "description": "This policy setting allows administrators to enable the more precise auditing capabilities present in Windows Vista and later.", "severity": "medium" }, { "id": "V-14232", "title": "IPSec Exemptions are limited.", "description": "This check verifies that Windows is configured to limit IPSec exemptions.", "severity": "low" }, { "id": "V-14234", "title": "User Account Control - Built In Admin Approval Mode", "description": "This check verifies whether the built-in Administrator account runs in Admin Approval Mode.", "severity": "medium" }, { "id": "V-14235", "title": "User Account Control must, at minimum, prompt administrators for consent.", "description": "User Account Control (UAC) is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures the elevation requirements for logged on administrators to complete a task that requires raised privileges.", "severity": "medium" }, { "id": "V-14236", "title": "User Account Control - Behavior of elevation prompt for standard users.", "description": "This check verifies that standard users are automatically denied when attempting to complete a task that requires raised privileges.", "severity": "medium" }, { "id": "V-14237", "title": "User Account Control - Detect Application Installations", "description": "This check verifies whether Windows responds to application installation requests by prompting for credentials.", "severity": "medium" }, { "id": "V-14239", "title": "User Account Control - Elevate UIAccess applications that are in secure locations", "description": "This check verifies whether Windows only allows applications installed in a secure location, such as the Program Files or the Windows\\System32 folders, on the file system to run with elevated privileges.", "severity": "medium" }, { "id": "V-14240", "title": "User Account Control - Run all admins in Admin Approval Mode", "description": "This check verifies that UAC has not been disabled.", "severity": "medium" }, { "id": "V-14241", "title": "User Account Control - Switch to secure desktop", "description": "This check verifies that the elevation prompt is only used in secure desktop mode.", "severity": "medium" }, { "id": "V-14242", "title": "User Account Control - Non UAC Compliant Application Virtualization", "description": "This check verifies that non UAC compliant applications will run in virtualized file and registry entries allowing them to run.", "severity": "medium" }, { "id": "V-14243", "title": "Administrator accounts must not be enumerated during elevation.", "description": "Enumeration of administrator accounts when elevating can provide part of the logon information to an unauthorized user. This setting configures the system to always require users to enter a username and password to elevate a running application.", "severity": "medium" }, { "id": "V-14247", "title": "Terminal Services / Remote Desktop Service - Prevent password saving in the Remote Desktop Client", "description": "This check verifies that the system is configured to prevent Users from saving passwords in the Remote Desktop Client.", "severity": "medium" }, { "id": "V-14249", "title": "Terminal Services / Remote Desktop Services - Local drives prevented from sharing with Terminal Servers (Terminal Server Role).", "description": "This check verifies that the system is configured to prevent users from sharing the local drives on their client computers to Terminal Servers that they access.", "severity": "medium" }, { "id": "V-14253", "title": "Unauthenticated RPC clients must be restricted from connecting to the RPC server.", "description": "Configuring RPC to restrict unauthenticated RPC clients from connecting to the RPC server will prevent anonymous connections.", "severity": "medium" }, { "id": "V-14255", "title": "File and Folder Publish to Web option unavailable.", "description": "This check verifies that the system is configured to make the options to publish to the web unavailable from File and Folder Tasks in Windows folders.", "severity": "medium" }, { "id": "V-14256", "title": "Web Publishing and online ordering wizards prevented from downloading list of providers.", "description": "This check verifies that the system is configured to prevent Windows from downloading a list of providers for the Web publishing and online ordering wizards.", "severity": "medium" }, { "id": "V-14257", "title": "Windows Messenger prevented from collecting anonymous information.", "description": "This check verifies that the system is configured to prevent Windows Messenger from collecting anonymous information about how the Windows Messenger software and service is used.", "severity": "medium" }, { "id": "V-14258", "title": "Search Companion prevented from automatically downloading content updates.", "description": "This check verifies that the system is configured to prevent Search Companion from automatically downloading content updates during local and Internet searches.", "severity": "medium" }, { "id": "V-14259", "title": "Prevent printing over HTTP.", "description": "This check verifies that the system is configured to prevent the client computer’s ability to print over HTTP, which allows the computer to print to printers on the intranet as well as the Internet.", "severity": "medium" }, { "id": "V-14260", "title": "Computer prevented from downloading print driver packages over HTTP.", "description": "This check verifies that the system is configured to prevent the computer from downloading print driver packages over HTTP.", "severity": "medium" }, { "id": "V-14261", "title": "Windows is prevented from using Windows Update to search for drivers.", "description": "This check verifies that the system is configured to prevent Windows from searching Windows Update for device drivers when no local drivers for a device are present.", "severity": "medium" }, { "id": "V-14268", "title": "Preserve Zone information when saving attachments.", "description": "This check verifies that file attachments are marked with their zone of origin allowing Windows to determine risk.", "severity": "medium" }, { "id": "V-14269", "title": "Hide mechanism for removing Zone information from file attachments.", "description": "This check verifies that users cannot manually remove zone information from saved file attachments.", "severity": "medium" }, { "id": "V-14270", "title": "Notify antivirus when file attachments are opened.", "description": "This check verifies that antivirus programs are notified when a user opens a file attachment.", "severity": "medium" }, { "id": "V-14271", "title": "Application account passwords must meet DoD requirements for length, complexity and changes.", "description": "Setting application accounts to expire may cause applications to stop functioning. The organization must have a policy that manually managed application account passwords are changed at least annually or when a system administrator with knowledge of the password leaves the organization. Application/service account passwords must be at least 15 characters and follow complexity requirements for all passwords.", "severity": "medium" }, { "id": "V-15505", "title": "The HBSS McAfee Agent must be installed.", "description": "The McAfee Agent is the client side distributed component of McAfee ePolicy Orchestrator (McAfee ePO) which provides a secure communication channel between the ePO server and managed point products.", "severity": "medium" }, { "id": "V-15666", "title": "Windows Peer to Peer Networking ", "description": "This check verifies Microsoft Peer-to-Peer Networking Service is turned off.", "severity": "medium" }, { "id": "V-15667", "title": "Prohibit Network Bridge in Windows", "description": "This check verifies the Network Bridge can not be installed and configured. ", "severity": "medium" }, { "id": "V-15672", "title": "Event Viewer Events.asp links must be turned off.", "description": "Viewing events is a function of administrators, who must not access the internet with privileged accounts. This setting will disable Events.asp hyperlinks in Event Viewer to prevent links to the internet from within events.\n", "severity": "low" }, { "id": "V-15673", "title": "Internet Connection Wizard ISP Downloads ", "description": "This check verifies that the Internet Connection Wizard cannot download a list of Internet Service Providers (ISPs) from Microsoft.", "severity": "low" }, { "id": "V-15674", "title": "Disable Internet File Association Service", "description": "This check verifies that unhandled file associations will not use the Microsoft Web service to find an application.", "severity": "medium" }, { "id": "V-15675", "title": "Windows Registration Wizard", "description": "This check verifies that the Windows Registration Wizard is blocked from online registration.", "severity": "low" }, { "id": "V-15676", "title": "Order Prints Online", "description": "This check verifies that the “Order Prints Online” task is not available in Windows Explorer.", "severity": "low" }, { "id": "V-15677", "title": "Windows Movie Maker Codec Downloads ", "description": "This check verifies that the codecs will not be automatically downloaded for Windows Movie Maker.", "severity": "medium" }, { "id": "V-15678", "title": "Windows Movie Maker Web Links", "description": "This check verifies that the links to web sites in Windows Movie Maker will not be available.", "severity": "medium" }, { "id": "V-15679", "title": "Windows Movie Maker Online Hosting ", "description": "This check verifies that movies can not be sent to a video hosting provider on the web.", "severity": "medium" }, { "id": "V-15680", "title": "The classic logon screen must be required for user logons.", "description": "The classic logon screen requires users to enter a logon name and password to access a system. The simple logon screen or Welcome screen displays usernames for selection, providing part of the necessary logon information.", "severity": "low" }, { "id": "V-15682", "title": "Attachments must be prevented from being downloaded from RSS feeds.", "description": "Attachments from RSS feeds may not be secure. This setting will prevent attachments from being downloaded from RSS feeds.", "severity": "medium" }, { "id": "V-15683", "title": "Windows Explorer – Shell Protocol Protected Mode ", "description": "This check verifies that the shell protocol is run in protected mode. (This allows applications to only open limited folders.)", "severity": "medium" }, { "id": "V-15684", "title": "Windows Installer – IE Security Prompt", "description": "This check verifies that users are notified if a web-based program attempts to install software. ", "severity": "medium" }, { "id": "V-15685", "title": "Windows Installer – User Control ", "description": "This check verifies that users are prevented from changing installation options.", "severity": "medium" }, { "id": "V-15686", "title": "Windows Installer – Vendor Signed Updates", "description": "This check verifies that users are prevented applying vendor signed updates.", "severity": "low" }, { "id": "V-15687", "title": "Media Player – First Use Dialog Boxes ", "description": "This check verifies that users are not presented with Privacy and Installation options on first use of Windows Media Player.", "severity": "low" }, { "id": "V-15696", "title": "Network – Mapper I/O Driver ", "description": "This check verifies that the Mapper I/O network protocol driver is disabled.", "severity": "medium" }, { "id": "V-15697", "title": "Network – Responder Driver ", "description": "This check verifies that the Responder network protocol driver is disabled.", "severity": "medium" }, { "id": "V-15698", "title": "Network – Windows Connect Now Wireless Configuration ", "description": "This check verifies that the configuration of wireless devices using Windows Connect Now is disabled.", "severity": "medium" }, { "id": "V-15699", "title": "Network – Windows Connect Now Wizards ", "description": "This check verifies that access to the Windows Connect Now wizards is disabled.", "severity": "medium" }, { "id": "V-15703", "title": "Driver Install – Device Driver Search Prompt", "description": "This check verifies that users will not be prompted to search Windows Updated for device drivers.", "severity": "low" }, { "id": "V-15705", "title": "Power Mgmt – Password Wake on Battery (Only applicable to 2008 if installed on a laptop.)", "description": "This check verifies that the user is prompted for a password on resume from sleep (on battery).", "severity": "medium" }, { "id": "V-15706", "title": "Power Mgmt – Password Wake When Plugged In (Only applicable to 2008 if installed on a laptop.)", "description": "This check verifies that the user is prompted for a password on resume from sleep (Plugged In).", "severity": "medium" }, { "id": "V-15707", "title": "Remote Assistance – Session Logging", "description": "This check verifies that Remote Assistance log files will be generated.", "severity": "low" }, { "id": "V-15710", "title": "Online Assistance – Untrusted Content", "description": "This check verifies that untrusted content is not rendered for online assistance.", "severity": "medium" }, { "id": "V-15711", "title": "Search – Encrypted Files Indexing", "description": "This check verifies that encrypted files are not indexed.", "severity": "medium" }, { "id": "V-15713", "title": "Defender – SpyNet Reporting", "description": "This check verifies that SpyNet membership is disabled.", "severity": "medium" }, { "id": "V-15718", "title": "Windows Explorer – Heap Termination", "description": "This check verifies that heap termination on corruption is disabled. This may prevent Windows Explorer from terminating immediately from certain legacy plug-in applications.", "severity": "low" }, { "id": "V-15720", "title": "Windows Mail – Communities", "description": "This check verifies that Windows Mail will not check newsgroups for Communities support.", "severity": "low" }, { "id": "V-15721", "title": "Windows Mail – Disable Application", "description": "This check verifies that Windows Mail will be disabled.", "severity": "medium" }, { "id": "V-15722", "title": "Media DRM – Internet Access", "description": "This check verifies that Windows Media Digital Rights Management will be prevented from accessing the internet.", "severity": "medium" }, { "id": "V-15727", "title": "User Network Sharing", "description": "This check verifies that users are prevented from sharing files.", "severity": "medium" }, { "id": "V-15823", "title": "Software certificate installation files must be removed from Windows 2008.", "description": "Use of software certificates and their accompanying installation files for end users to access resources is less secure than the use of hardware-based certificates.", "severity": "medium" }, { "id": "V-15991", "title": "UAC - Allow UIAccess applications to prompt for elevation without using the secure desktop", "description": "This check verifies whether User Interface Accessibility programs can automatically disable the secure desktop for elevation prompts for a standard user.", "severity": "medium" }, { "id": "V-15997", "title": "Terminal Services – Prevent COM Port Redirection (Terminal Server Role).", "description": "This check verifies that the system is configured to prevent users from mapping local COM ports and redirecting data from the Terminal Server to local COM ports.", "severity": "medium" }, { "id": "V-15998", "title": "Terminal Services – Prevent LPT Port Redirection (Terminal Server Role).", "description": "This check verifies that the system is configured to prevent users from mapping local LPT ports and redirecting data from the Terminal Server to local LPT ports.", "severity": "medium" }, { "id": "V-15999", "title": "Terminal Services – Prevent Plug and Play Device Redirection (Terminal Server Role).", "description": "This check verifies that the system is configured to prevent users from redirecting Plug and Play devices to the Terminal Services session.", "severity": "medium" }, { "id": "V-16000", "title": "Terminal Services – Smart Card Device Redirection Enabled (Terminal Server Role).", "description": "This check verifies that the system is configured to ensure smart card devices can be redirected to the Terminal Services session.", "severity": "medium" }, { "id": "V-16001", "title": "Terminal Services – Default Only Client Printer Redirection (Terminal Server Role).", "description": "This check verifies that the system is configured to allow only the default client printer to be redirected in the Terminal Services session.", "severity": "low" }, { "id": "V-16008", "title": "UAC - Application Elevations", "description": "This check verifies that Windows elevates all applications, not just signed ones.", "severity": "medium" }, { "id": "V-16020", "title": "Windows Customer Experience Improvement Program is disabled.", "description": "This check verifies that the Windows Customer Experience Improvement Program is disabled so information is not passed to the vendor.", "severity": "medium" }, { "id": "V-16021", "title": "Help Experience Improvement Program is disabled.", "description": "This check verifies that the Windows Help Experience Improvement Program is disabled to prevent information from being passed to the vendor.", "severity": "medium" }, { "id": "V-16048", "title": "Disable Help Ratings feed back.", "description": "This check verifies that the users cannot provide ratings feedback to Microsoft for Help content ", "severity": "medium" }, { "id": "V-17900", "title": "Disallow AutoPlay/Autorun from Autorun.inf", "description": "This registry key will prevent the autorun.inf from executing commands.", "severity": "high" }, { "id": "V-18010", "title": "Unapproved Users have access to Debug programs.", "description": "This is a Category 1 finding as it provides access to the kernel with complete access to sensitive and critical operating system components.", "severity": "high" }, { "id": "V-2372", "title": "Reversible password encryption is not disabled.", "description": "Storing passwords using reversible encryption is essentially the same as storing clear-text versions of the passwords. For this reason, this policy should never be enabled.", "severity": "medium" }, { "id": "V-2374", "title": "The system is configured to autoplay removable media.", "description": "Autoplay begins reading from a drive as soon as you insert media in the drive. As a result, the setup file of programs and the music on audio media starts immediately. By default, Autoplay is disabled on removable drives, such as the floppy disk drive (but not the CD-ROM drive), and on network drives. If you enable this policy, you can also disable Autoplay on all drives.", "severity": "high" }, { "id": "V-26070", "title": "Standard user accounts must only have Read permissions to the Winlogon registry key.", "description": "Permissions on the Winlogon registry key must only allow privileged accounts to change registry values. If standard users have this capability there is a potential for programs to run with elevated privileges when a privileged user logs on to the system.\n", "severity": "high" }, { "id": "V-26359", "title": "The Windows dialog box title for the legal banner must be configured.", "description": "Failure to display the logon banner prior to a logon attempt will negate legal proceedings resulting from unauthorized access to system resources.", "severity": "low" }, { "id": "V-26483", "title": "The Deny log on as a batch job user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems and unauthenticated access on all systems.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities.\n\nThe \"Deny log on as a batch job\" right defines accounts that are prevented from logging on to the system as a batch job, such as Task Scheduler. \n\nIn an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.\n\nThe Guests group must be assigned to prevent unauthenticated access.", "severity": "medium" }, { "id": "V-26484", "title": "The Deny log on as a service user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems. No other groups or accounts must be assigned this right.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities.\n\nThe \"Deny log on as a service\" right defines accounts that are denied log on as a service. \n\nIn an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.\n\nIncorrect configurations could prevent services from starting and result in a DoS.", "severity": "medium" }, { "id": "V-26485", "title": "The Deny log on locally user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems and unauthenticated access on all systems.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities.\n\nThe \"Deny log on locally\" right defines accounts that are prevented from logging on interactively. \n\nIn an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.\n\nThe Guests group must be assigned this right to prevent unauthenticated access.", "severity": "medium" }, { "id": "V-26486", "title": "The Deny log on through Terminal Services user right on member servers must be configured to prevent access from highly privileged domain accounts and local administrator accounts on domain systems and unauthenticated access on all systems.", "description": "Inappropriate granting of user rights can provide system, administrative, and other high level capabilities.\n\nThe \"Deny log on through Terminal Services\" right defines the accounts that are prevented from logging on using Terminal Services.\n\nIn an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower trust systems helps mitigate the risk of privilege escalation from credential theft attacks which could lead to the compromise of an entire domain.\n\nLocal administrator accounts on domain-joined systems must also be assigned this right to decrease the risk of lateral movement resulting from credential theft attacks.\n\nThe Guests group must be assigned this right to prevent unauthenticated access.", "severity": "medium" }, { "id": "V-26600", "title": "The Fax service must be disabled if installed.", "description": "Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption.", "severity": "medium" }, { "id": "V-26602", "title": "The Microsoft FTP service must not be installed unless required.", "description": "Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption.", "severity": "medium" }, { "id": "V-26604", "title": "The Peer Networking Identity Manager service must be disabled if installed.", "description": "Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption.", "severity": "medium" }, { "id": "V-26605", "title": "The Simple TCP/IP Services service must be disabled if installed.", "description": "Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption.", "severity": "medium" }, { "id": "V-26606", "title": "The Telnet service must be disabled if installed.", "description": "Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption.", "severity": "medium" }, { "id": "V-2907", "title": "System files are not checked for unauthorized changes.", "description": "Comparing system files against a baseline on a regular basis will detect the possibility of introduction of malicious code on the system.", "severity": "medium" }, { "id": "V-2908", "title": "Unencrypted remote access is permitted to system services.", "description": "This is a category 1 finding because when unencrypted access to system services is permitted, an intruder can intercept user identification and passwords that are being transmitted in clear text. This could give an intruder unlimited access to the network.", "severity": "high" }, { "id": "V-32272", "title": "The DoD Root CA certificates must be installed in the Trusted Root Store.", "description": "To ensure secure DoD websites and DoD-signed code are properly validated, the system must trust the DoD Root Certificate Authorities (CAs). The DoD root certificates will ensure that the trust chain is established for server certificates issued from the DoD CAs.", "severity": "medium" }, { "id": "V-32274", "title": "The DoD Interoperability Root CA cross-certificates must be installed in the Untrusted Certificates Store on unclassified systems.", "description": "To ensure users do not experience denial of service when performing certificate-based authentication to DoD websites due to the system chaining to a root other than DoD Root CAs, the DoD Interoperability Root CA cross-certificates must be installed in the Untrusted Certificate Store. This requirement only applies to unclassified systems.", "severity": "medium" }, { "id": "V-32282", "title": "Standard user accounts must only have Read permissions to the Active Setup\\Installed Components registry key.", "description": "Permissions on the Active Setup\\Installed Components registry key must only allow privileged accounts to add or change registry values. If standard user accounts have this capability there is a potential for programs to run with elevated privileges when a privileged user logs on to the system. ", "severity": "high" }, { "id": "V-3245", "title": "File share permissions must be configured to remove the Everyone group.", "description": "By default, the Everyone group is given full control to new file shares. When a share is created, permissions should be reconfigured to give the minimum access to those accounts that require it.", "severity": "medium" }, { "id": "V-3289", "title": "A Server does not have a host-based Intrusion Detection System.", "description": "A properly configured Host-based Intrusion Detection System provides another level of defense against unauthorized access to critical servers. With proper configuration and logging enabled, such a system can stop and/or alert for many attempts to gain unauthorized access to resources.", "severity": "medium" }, { "id": "V-3337", "title": "Anonymous SID/Name translation must not be allowed.", "description": "Allowing anonymous SID/Name translation can provide sensitive information for accessing a system. Only authorized users must be able to perform such translations.", "severity": "high" }, { "id": "V-3338", "title": "Unauthorized named pipes are accessible with anonymous credentials.", "description": "This is a Category 1 finding because the potential for gaining unauthorized system access. Pipes are internal system communications processes. They are identified internally by ID numbers that vary between systems. To make access to these processes easier, these pipes are given names that do not vary between systems. This setting controls which of these pipes anonymous users may access.", "severity": "high" }, { "id": "V-3339", "title": "Unauthorized registry paths are remotely accessible.", "description": "This is a Category 1 finding because it could give unauthorized individuals access to the Registry. \nIt controls which registry paths are accessible from a remote computer.", "severity": "high" }, { "id": "V-3340", "title": "Unauthorized shares can be accessed anonymously.", "description": "This is a Category 1 finding because the potential for gaining unauthorized system access. Any shares listed can be accessed by any network user. This could lead to the exposure or corruption of sensitive data. Enabling this setting is very dangerous.", "severity": "high" }, { "id": "V-3343", "title": "Solicited Remote Assistance is allowed.", "description": "This setting controls whether or not solicited remote assistance is allowed from this computer. Solicited assistance is help that is specifically requested by the user. This is a Category 1 finding because it may allow unauthorized parties access to the resources on the computer.", "severity": "high" }, { "id": "V-3344", "title": "The use of local accounts with blank passwords is not restricted to console logons only.", "description": "This is a Category 1 finding because no accounts with blank passwords should exist on a system. The password policy should prevent this from occurring. However, if a local account with a blank password does exist, enabling this setting will limit the account to local console logon only.", "severity": "high" }, { "id": "V-3348", "title": "The user is allowed to launch Windows Messenger (MSN Messenger, .NET Messenger).", "description": "This setting prevents the Windows Messenger client from being run. \n\nInstant Messaging clients must be in compliance of with the Instant Messaging STIG. Windows Messenger should not be active on Windows unless the instant messaging system is a Managed Enterprise Service for unclassified data for which the DAA has approved.", "severity": "medium" }, { "id": "V-3349", "title": "Windows Messenger (MSN Messenger, .NET messenger) is run at system startup.", "description": "This setting prevents the automatic launch of Windows Messenger at user logon. \n\nInstant Messaging clients must be in compliance of with the Instant Messaging STIG. Windows Messenger should not be active on Windows unless the instant messaging system is a Managed Enterprise Service for unclassified data for which the DAA has approved.", "severity": "medium" }, { "id": "V-3372", "title": "The system can be removed from the docking station without logging on first.", "description": "This setting controls the ability to undock the system without having to log on. Since the removal of a computer should be controlled, users should have to log on before undocking the computer to ensure that they have the appropriate rights to undock the system. In addition to software security settings, physical security should be in place to prevent unauthorized removal of computers.", "severity": "medium" }, { "id": "V-3373", "title": "The maximum age for machine account passwords is not set to requirements.", "description": "This setting controls the maximum password age that a machine account may have. This setting should be set to no more than 30 days, ensuring the machine changes its password monthly.", "severity": "low" }, { "id": "V-3374", "title": "The system is not configured to require a strong session key.", "description": "This setting controls the required strength of a session key. ", "severity": "medium" }, { "id": "V-3376", "title": "The system is configured to permit storage of credentials or .NET Passports.", "description": "This setting controls the storage of authentication credentials or .NET passports on the local system. Such credentials should never be stored on the local machine as that may lead to account compromise.", "severity": "medium" }, { "id": "V-3377", "title": "The system is configured to give anonymous users Everyone rights.", "description": "This setting helps define the permissions that anonymous users have. If this setting is enabled then anonymous users have the same rights and permissions as the built-in Everyone group. Anonymous users should not have these permissions or rights.", "severity": "medium" }, { "id": "V-3378", "title": "The system is not configured to use the Classic security model.", "description": "Windows includes two network-sharing security models - Classic and Guest only. With the classic model, local accounts must be password protected; otherwise, anyone can use guest user accounts to access shared system resources.", "severity": "medium" }, { "id": "V-3379", "title": "The system is configured to store the LAN Manager hash of the password in the SAM.", "description": "This setting controls whether or not a LAN Manager hash of the password is stored in the SAM the next time the password is changed. The LAN Manager hash is a weak encryption algorithm and there are several tools available that use this hash to retrieve account passwords.", "severity": "high" }, { "id": "V-3381", "title": "The system is not configured to recommended LDAP client signing requirements.", "description": "This setting controls the signing requirements for LDAP clients. This setting should be set to Negotiate signing or Require signing depending on the environment and type of LDAP server in use.", "severity": "medium" }, { "id": "V-3382", "title": "The system is not configured to meet the minimum requirement for session security for NTLM SSP based Clients.", "description": "Microsoft has implemented a variety of security support providers for use with RPC sessions. In a homogenous Windows environment, all of the options should be enabled and testing should be performed in a heterogeneous environment to determine the maximum-security level that provides reliable functionality.", "severity": "medium" }, { "id": "V-3383", "title": "The system is not configured to use FIPS compliant Algorithms for Encryption, Hashing, and Signing.", "description": "This setting ensures that the system uses algorithms that are FIPS compliant for encryption, hashing, and signing. FIPS compliant algorithms meet specific standards established by the U.S. Government and should be the algorithms used for all OS encryption functions.", "severity": "medium" }, { "id": "V-3385", "title": "The system must be configured to require case insensitivity for non-Windows subsystems.", "description": "This setting controls the behavior of non-Windows subsystems when dealing with the case of arguments or commands. Case sensitivity could lead to the access of files or commands that must be restricted. To prevent this from happening, case insensitivity restrictions must be required.", "severity": "medium" }, { "id": "V-3449", "title": "Terminal Services is not configured to limit users to one remote session (Terminal Server Role)", "description": "This setting limits users to one remote session. It is possible, if this setting is disabled, for users to establish multiple sessions.", "severity": "medium" }, { "id": "V-3454", "title": "Terminal Services is not configured with the client connection encryption set to the required level.", "description": "Remote connections must be encrypted to prevent interception of data or sensitive information. Selecting “High Level” will ensure encryption of Terminal Services sessions in both directions.", "severity": "medium" }, { "id": "V-3455", "title": "Terminal Services is configured to use a common temporary folder for all sessions (Terminal Server Role).", "description": "This setting, which is located under the Temporary Folders section of the Terminal Services configuration option, controls the use of per session temporary folders or of a communal temporary folder. If this setting is enabled, only one temporary folder is used for all terminal services sessions. If a communal temporary folder is used, it might be possible for users to access other users temporary folders.", "severity": "medium" }, { "id": "V-3456", "title": "Terminal Services is not configured to delete temporary folders (Terminal Server Role).", "description": "This setting, which is located under the Temporary Folders section of the Terminal Services configuration option, controls the deletion of the temporary folders when the session is terminated. Temporary folders should always be deleted after a session is over to prevent hard disk clutter and potential leakage of information.", "severity": "medium" }, { "id": "V-3469", "title": "The system is configured to prevent background refresh of Group Policy.", "description": "If this setting is enabled, then Group Policy settings are not refreshed while a user is currently logged on. This could lead to instances when a user does not have the latest changes to a policy applied and is therefore operating in an insecure context.", "severity": "medium" }, { "id": "V-3470", "title": "The system is configured to allow unsolicited remote assistance offers.", "description": "This setting controls whether unsolicited offers of help to this computer are allowed. The list of users allowed to offer remote assistance to this system is accessed by pressing the Helpers button.", "severity": "medium" }, { "id": "V-3472", "title": "The system is configured to use an unauthorized time server.", "description": "The Windows Time Service controls time synchronization settings. Time synchronization is essential for authentication and auditing purposes. If the Windows Time Service is used, it should synchronize with a secure, authorized time source. Domain joined systems are automatically configured to synchronize with domain controllers. If an NTP server is configured it should synchronize with a secure, authorized time source. ", "severity": "low" }, { "id": "V-3479", "title": "The system is not configured to use Safe DLL Search Mode.", "description": "The default search behavior, when an application calls a function in a Dynamic Link Library (DLL), is to search the current directory followed by the directories contained in the systems path environment variable. An unauthorized DLL inserted into an applications working directory could allow malicious code to be run on the system. Creating the following registry key and setting the appropriate value forces the system to search the %Systemroot% for the DLL before searching the current directory or the rest of the path.", "severity": "medium" }, { "id": "V-3480", "title": "Media Player must be configured to prevent automatic checking for updates.", "description": "Uncontrolled system updates can introduce issues to a system. The automatic check for updates performed by Windows Media Player must be disabled to ensure a constant platform and to prevent the introduction of unknown\\untested software on the system.", "severity": "medium" }, { "id": "V-3481", "title": "Media Player is configured to allow automatic CODEC downloads.", "description": "The Windows Media Player uses software components, referred to as CODECs, to play back media files. By default, when an unknown file type is opened with the Media Player it will search the Internet for the appropriate CODEC and automatically download it. To ensure platform consistency and to protect against new vulnerabilities associated with media types, all CODECs must be installed by the System Administrator.", "severity": "medium" }, { "id": "V-3487", "title": "Unnecessary services are not disabled.", "description": "Unnecessary Services increase the attack surface of a system. Some Services may be run under the local System Account, which generally has more permissions than required by the service. Compromising a service could allow an intruder to obtain System permissions and open the system to a variety of attacks.", "severity": "medium" }, { "id": "V-3491", "title": "There is no local policy for reviewing audit logs.", "description": "To be of value, audit logs from servers and other critical systems will be reviewed on a daily basis to identify security breaches and potential weaknesses in the security structure. This can be done with the use of monitoring software or other utilities for this purpose.", "severity": "medium" }, { "id": "V-34974", "title": "The Windows Installer Always install with elevated privileges must be disabled.", "description": "Standard user accounts must not be granted elevated privileges. Enabling Windows Installer to elevate privileges when installing applications can allow malicious persons and applications to gain full control of a system.", "severity": "high" }, { "id": "V-36439", "title": "Local administrator accounts must have their privileged token filtered to prevent elevated privileges from being used over the network on domain systems.", "description": "A compromised local administrator account can provide means for an attacker to move laterally between domain systems. \n\nWith User Account Control enabled, filtering the privileged token for local administrator accounts will prevent the elevated privileges of these accounts from being used over the network.", "severity": "medium" }, { "id": "V-36451", "title": "Administrative accounts must not be used with applications that access the Internet, such as web browsers, or with potential Internet sources, such as email.", "description": "Using applications that access the internet or have potential internet sources using administrative privileges exposes a system to compromise. If a flaw in an application is exploited while running as a privileged user, the entire system could be compromised. Web browsers and email are common attack vectors for introducing malicious code and must not be run with an administrative user account.\n\nSince administrative user accounts may generally change or work around technical restrictions for running a web browser or other applications, it is essential that policy requires administrative users not access the internet or use applications, such as email.\n\nThe policy should define specific exceptions for local service administration. These exceptions may include HTTP(S)-based tools that are used for the administration of the local system, services, or attached devices.\n\nTechnical means such as application whitelisting can be used to enforce the policy to ensure compliance.", "severity": "high" }, { "id": "V-3666", "title": "The system is not configured to meet the minimum requirement for session security for NTLM SSP based Servers.", "description": "Microsoft has implemented a variety of security support providers for use with RPC sessions. In a homogenous Windows environment, all of the options should be enabled and testing should be performed in a heterogeneous environment to determine the maximum-security level that provides reliable functionality.", "severity": "medium" }, { "id": "V-3828", "title": "Security-related Software Patches are not applied.", "description": "Major software vendors release security patches and hot fixes to their products when security vulnerabilities are discovered. It is essential that these updates be applied in a timely manner to prevent unauthorized persons from exploiting identified vulnerabilities.\n\nThe Severity code may be elevated to a Category I if patches deemed Critical have not been applied.", "severity": "medium" }, { "id": "V-40237", "title": "The US DoD CCEB Interoperability Root CA cross-certificate must be installed in the Untrusted Certificates Store on unclassified systems.", "description": "To ensure users do not experience denial of service when performing certificate-based authentication to DoD websites due to the system chaining to a root other than DoD Root CAs, the US DoD CCEB Interoperability Root CA cross-certificate must be installed in the Untrusted Certificate Store. This requirement only applies to unclassified systems.", "severity": "medium" }, { "id": "V-4108", "title": "The system must generate an audit event when the audit log reaches a percentage of full threshold.", "description": "Audit records may be lost if the security log becomes full. When the audit log reaches a given percent full, an audit event is written to the security log. An event is recorded as a success audit under the category of System. This option may be especially useful if the audit logs are set to be cleared manually.", "severity": "low" }, { "id": "V-4110", "title": "The system is configured to allow IP source routing.", "description": "Protects against IP source routing spoofing.", "severity": "low" }, { "id": "V-4111", "title": "The system is configured to redirect ICMP.", "description": "When disabled, forces ICMP to be routed via shortest path first.", "severity": "low" }, { "id": "V-4112", "title": "The system is configured to detect and configure default gateway addresses.", "description": "Enables or disables the Internet Router Discovery Protocol (IRDP) used to detect and configure Default Gateway addresses on the computer.", "severity": "low" }, { "id": "V-4113", "title": "The system is configured for a greater keep-alive time than recommended.", "description": "Controls how often TCP sends a keep-alive packet in attempting to verify that an idle connection is still intact.", "severity": "low" }, { "id": "V-4116", "title": "The system must be configured to ignore NetBIOS name release requests except from WINS servers.", "description": "Configuring the system to ignore name release requests, except from WINS servers, prevents a denial of service (DoS) attack. The DoS consists of sending a NetBIOS name release request to the server for each entry in the server's cache, causing a response delay in the normal operation of the servers WINS resolution capability.", "severity": "low" }, { "id": "V-4438", "title": "The system must limit how many times unacknowledged TCP data is retransmitted.", "description": "In a SYN flood attack, the attacker sends a continuous stream of SYN packets to a server, and the server leaves the half-open connections open until it is overwhelmed and no longer is able to respond to legitimate requests. \n", "severity": "low" }, { "id": "V-4442", "title": "This check verifies that Windows is configured to have password protection take effect within a limited time frame when the screen saver becomes active.", "description": "Allowing more than several seconds makes the computer vulnerable to a potential attack from someone walking up to the console to attempt to log onto the system before the lock takes effect.", "severity": "low" }, { "id": "V-4443", "title": "Unauthorized registry paths and sub-paths are remotely accessible.", "description": "The registry is a database for computer configuration information, much of which is sensitive. An attacker could use this to facilitate unauthorized activities. To reduce the risk of this happening, it is also lowered by the fact that the default ACLs assigned throughout the registry are fairly restrictive and they help to protect it from access by unauthorized users. \n", "severity": "high" }, { "id": "V-4444", "title": "Users must be required to enter a password to access private keys stored on the computer.", "description": "Configuring this setting so that users must provide a password (distinct from their domain password) every time they use a key makes it more difficult for an attacker to access locally stored user keys, even if the attacker takes control of the user's computer and determines their logon password. \n", "severity": "medium" }, { "id": "V-4445", "title": "Optional Subsystems are permitted to operate on the system.", "description": "The POSIX subsystem is an Institute of Electrical and Electronic Engineers (IEEE) standard that defines a set of operating system services. The POSIX Subsystem is required if the server supports applications that use that subsystem. \nThe subsystem introduces a security risk relating to processes that can potentially persist across logins. That is, if a user starts a process and then logs out, there is a potential that the next user who logs in to the system could access the previous users process. This is dangerous because the process started by the first user may retain that users system privileges; anything the second user does with that process will be performed with the privileges of the first user. \n", "severity": "low" }, { "id": "V-4446", "title": "Software certificate restriction policies are not enforced.", "description": "Software restriction policies help to protect users and computers from executing unauthorized code such as viruses and Trojans horses. \n", "severity": "medium" }, { "id": "V-4447", "title": "The Terminal Server does not require secure RPC communication (Terminal Server Role).", "description": "Allowing unsecure RPC communication exposes the server to man in the middle attacks and data disclosure attacks. A man in the middle attack occurs when an intruder captures packets between a client and server and modifies them before allowing the packets to be exchanged. Usually the attacker will modify the information in the packets in an attempt to cause either the client or server to reveal sensitive information. \n", "severity": "medium" }, { "id": "V-4448", "title": "Group Policy objects are not reprocessed if they have not changed.", "description": "Enabling this setting and then selecting the \"Process even if the Group Policy objects have not changed\" option ensures that the policies will be reprocessed even if none have been changed. This way, any unauthorized changes are forced to match the domain-based group policy settings again. \n", "severity": "medium" }, { "id": "V-45589", "title": "A group must be defined on domain systems to include all local administrator accounts.", "description": "Several user rights on domain systems require that local administrator accounts be assigned to them. This is separate from the built-in Administrators group, which also contains domain administrative accounts/groups. Defining a consistent group name allows compliance to be more easily determined.", "severity": "low" }, { "id": "V-6831", "title": "Outgoing secure channel traffic is not encrypted or signed.", "description": "Requests sent on the secure channel are authenticated, and sensitive information (such as passwords) is encrypted, but not all information is encrypted. If this policy is enabled, outgoing secure channel traffic will be encrypted and signed.", "severity": "medium" }, { "id": "V-6832", "title": "The Windows Server SMB client is not enabled to always perform SMB packet signing.", "description": "If this policy is enabled, it causes the Windows Server Message Block (SMB) client to perform SMB packet signing when communicating with an SMB server that is enabled or required to perform SMB packet signing.", "severity": "medium" }, { "id": "V-6833", "title": "The Windows Server SMB server is not enabled to always perform SMB packet signing.", "description": "If this policy is enabled, it causes the Windows Server Message Block (SMB) server to always perform SMB packet signing.", "severity": "medium" }, { "id": "V-6834", "title": "Named Pipes and Shares can be accessed anonymously.", "description": "This is a Category 1 finding because of the potential for gaining unauthorized system access. \n\nPipes are internal system communications processes. They are identified internally by ID numbers that vary between systems. To make access to these processes easier, these pipes are given names that do not vary between systems. \n\nWhen this setting is disabled, Network shares can be accessed by any network user. This could lead to the exposure or corruption of sensitive data.", "severity": "high" }, { "id": "V-6836", "title": "For systems utilizing a logon ID as the individual identifier, passwords must be a minimum of 14 characters in length.", "description": "Information systems not protected with strong password schemes including passwords of minimum length provide the opportunity for anyone to crack the password thus gaining access to the system and causing the device, information, or the local network to be compromised or a denial of service. ", "severity": "medium" }, { "id": "V-6840", "title": "Windows 2008 passwords must be configured to expire.", "description": "Passwords that do not expire or are reused increase the exposure of a password with greater probability of being discovered or cracked. ", "severity": "medium" }, { "id": "V-6850", "title": "Auditing records must be configured as required.", "description": "Maintaining an audit trail of system activity logs can help identify configuration errors, troubleshoot service disruptions, and analyze compromises that have occurred, as well as detect attacks. Audit logs are necessary to provide a trail of evidence in case the system or network is compromised. Collecting this data is essential for analyzing the security of information assets and detecting signs of suspicious and unexpected behavior.", "severity": "medium" }, { "id": "V-7002", "title": "Windows 2008 accounts must be configured to require passwords.", "description": "The lack of password protection enables anyone to gain access to the information system, which opens a backdoor opportunity for intruders to compromise the system as well as other resources.", "severity": "high" }, { "id": "V-73519", "title": "The Server Message Block (SMB) v1 protocol must be disabled on the SMB server.", "description": "SMBv1 is a legacy protocol that uses the MD5 algorithm as part of SMB. MD5 is known to be vulnerable to a number of attacks such as collision and preimage attacks as well as not being FIPS compliant.\n\nDisabling SMBv1 support may prevent access to file or print sharing resources with systems or devices that only support SMBv1. File shares and print services hosted on Windows Server 2003 are an example, however Windows Server 2003 is no longer a supported operating system. Some older network attached devices may only support SMBv1.", "severity": "medium" }, { "id": "V-73523", "title": "The Server Message Block (SMB) v1 protocol must be disabled on the SMB client.", "description": "SMBv1 is a legacy protocol that uses the MD5 algorithm as part of SMB. MD5 is known to be vulnerable to a number of attacks such as collision and preimage attacks as well as not being FIPS compliant.\n\nDisabling SMBv1 support may prevent access to file or print sharing resources with systems or devices that only support SMBv1. File shares and print services hosted on Windows Server 2003 are an example, however Windows Server 2003 is no longer a supported operating system. Some older network attached devices may only support SMBv1.", "severity": "medium" }, { "id": "V-75915", "title": "Orphaned security identifiers (SIDs) must be removed from user rights on Windows 2008.", "description": "Accounts or groups given rights on a system may show up as unresolved SIDs for various reasons including deletion of the accounts or groups. If the account or group objects are reanimated, there is a potential they may still have rights no longer intended. Valid domain accounts or groups may also show up as unresolved SIDs if a connection to the domain cannot be established for some reason.", "severity": "medium" } ] }