Vulnerability advisory

GHSA-fg9w-g6m4-557j

actionpack and activesupport vulnerable to information leaks

Published Updated OSV record ↗

Also known as CVE-2009-3086

Severity

Severity not reported.

Affected versions

AffectedFixed in
2.1.0 to before 2.2.32.2.3Advisories →
Also listed as affected (4)
2.3.0 to before 2.3.42.3.4Advisories →
Also listed as affected (2)
AffectedFixed in
2.1.0 to before 2.2.32.2.3Advisories →
Also listed as affected (4)
2.3.0 to before 2.3.42.3.4Advisories →
Also listed as affected (2)

Description

A certain algorithm in Ruby on Rails 2.1.0 through 2.2.2, and 2.3.x before 2.3.4, leaks information about the complexity of message-digest signature verification in the cookie store, which might allow remote attackers to forge a digest via multiple attempts.

References

  • Codex
  • Claude Code
  • VS Code
  • GitHub Copilot
  • Cursor
  • Cline
  • Windsurf
  • Google Anti-gravity
  • OpenCode
  • Pi
  • Gemini CLI
  • Hermes Agent
  • Zed
  • Junie
  • Qwen Code
  • Kiro
  • Kilo Code
  • Factory Droid

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