---
gem: private_address_check
cve: 2017-0909
url: https://github.com/jtdowney/private_address_check/pull/3
title: private_address_check Ruby Gem Blacklist Bypass privilege escalation
date: 2017-11-09
description: |
  The private_address_check ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete
  blacklist of common private/local network addresses used to prevent server-side request forgery.

cvss_v2: 7.5
cvss_v3: 9.8

patched_versions:
  - ">= 0.4.1"