A open redirect vulnerability exists in Action Pack >= 6.0.0 that could allow an attacker to craft a "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.
:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.
CVE-2021-44528 - Medium Severity Vulnerability
Vulnerable Library - actionpack-6.0.0.gem
Web apps on Rails. Simple, battle-tested conventions for building and testing MVC web applications. Works with any Rack-compatible server.
Library home page: https://rubygems.org/gems/actionpack-6.0.0.gem
Dependency Hierarchy: - responders-3.0.0.gem (Root Library) - :x: **actionpack-6.0.0.gem** (Vulnerable Library)
Found in HEAD commit: ef980180214dbeaba07dbfcc87752fa216d3a34f
Found in base branch: master
Vulnerability Details
A open redirect vulnerability exists in Action Pack >= 6.0.0 that could allow an attacker to craft a "X-Forwarded-Host" headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website.
Publish Date: 2022-01-10
URL: CVE-2021-44528
CVSS 3 Score Details (6.1)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: Low - Privileges Required: None - User Interaction: Required - Scope: Changed - Impact Metrics: - Confidentiality Impact: Low - Integrity Impact: Low - Availability Impact: None
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Origin: https://github.com/advisories/GHSA-qphc-hf5q-v8fc
Release Date: 2022-01-10
Fix Resolution: actionpack - 6.0.4.2,6.1.4.2