CVE-2021-22904 (High) detected in actionpack-5.2.4.5.gem

[mend-bolt-for-github]

CVE-2021-22904 - High Severity Vulnerability

Vulnerable Library - actionpack-5.2.4.5.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-5.2.4.5.gem

Dependency Hierarchy:

• coffee-rails-4.2.2.gem (Root Library)
  • railties-5.2.4.5.gem
    • ❌ actionpack-5.2.4.5.gem (Vulnerable Library)

Found in HEAD commit: acc731e7aca616aaa29e04a5a0882f2559c48e85

Vulnerability Details

The actionpack ruby gem before 6.1.3.2, 6.0.3.7, 5.2.4.6, 5.2.6 suffers from a possible denial of service vulnerability in the Token Authentication logic in Action Controller due to a too permissive regular expression. Impacted code uses authenticate_or_request_with_http_token or authenticate_with_http_token for request authentication.

Publish Date: 2021-06-11

URL: CVE-2021-22904

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: rubysec/ruby-advisory-db@691f9dc

Release Date: 2021-06-11

Fix Resolution: actionpack - 5.2.4.6,5.2.6,6.0.3.7,6.1.3.2

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