CVE-2021-22942 (Medium) detected in actionpack-4.1.0.gem

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CVE-2021-22942 - Medium Severity Vulnerability

Vulnerable Library - actionpack-4.1.0.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-4.1.0.gem

Dependency Hierarchy:

• rails-4.1.0.gem (Root Library)
  • actionmailer-4.1.0.gem
    • ❌ actionpack-4.1.0.gem (Vulnerable Library)

Found in HEAD commit: 5a413d9b2f9c78839525a25524a6091e2a91db92

Found in base branch: master

Vulnerability Details

A possible open redirect vulnerability in the Host Authorization middleware in Action Pack >= 6.0.0 that could allow attackers to redirect users to a malicious website.

Publish Date: 2021-10-18

URL: CVE-2021-22942

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/rubysec/ruby-advisory-db/blob/3f8ecbabcb7daa96eb3f29c211f5dcf5004e2639/gems/actionpack/CVE-2021-22942.yml

Release Date: 2021-10-18

Fix Resolution: actionpack - 6.0.4.1, 6.1.4.1