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---
gem: private_address_check
date: 2017-11-09
url: https://github.com/jtdowney/private_address_check/pull/3
cve: 2017-0909
title: private_address_check Ruby Gem Blacklist Bypass privilege escalation
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"