Rack::Session::Cookie in Rack 1.5.x before 1.5.2, 1.4.x before 1.4.5, 1.3.x before 1.3.10, 1.2.x before 1.2.8, and 1.1.x before 1.1.6 allows remote attackers to guess the session cookie, gain privileges, and execute arbitrary code via a timing attack involving an HMAC comparison function that does not run in constant time.
CVSS Details
- CVSS 3.1 Base Score: 8.1
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade ruby-rack | Jul 30, 2024 | Feb 8, 2013 |
| Freebsd | — | Upgrade rubygem19-rackUpgrade rubygem18-rack | Dec 10, 2025 | Feb 17, 2013 |
| Gentoo Linux | — | Upgrade dev-ruby/rack. | Oct 30, 2017 | Feb 8, 2013 |
| Suse | — | Upgrade rubygem-rails-3_2-docUpgrade rubygem-actionpackUpgrade rubygem-actionpack-2_3Upgrade rubygem-actionmailer-3_2Upgrade rubygem-activerecord-3_2Upgrade rubygem-rack-1_1Upgrade rubygem-activeresourceUpgrade rubygem-rack-1_3Upgrade rubygem-activerecord-2_3-docUpgrade rubygem-actionmailer-2_3-docUpgrade rubygem-rack-1_4-testsuiteUpgrade rubygem-rack-1_3-testsuiteUpgrade rubygem-activemodel-3_2-docUpgrade rubygem-activerecord-2_3-testsuiteUpgrade rubygem-actionpack-3_2-docUpgrade rubygem-rack-1_1-docUpgrade rubygem-activesupport-3_2-docUpgrade rubygem-activesupportUpgrade rubygem-rack-1_3-docUpgrade rubygem-actionmailerUpgrade rubygem-rack-1_2-docUpgrade rubygem-rack-1_4Upgrade rubygem-activesupport-2_3-docUpgrade rubygem-activeresource-3_2Upgrade rubygem-railsUpgrade rubygem-rails-2_3Upgrade rubygem-rack-1_4-docUpgrade rubygem-actionpack-2_3-testsuiteUpgrade rubygem-activeresource-2_3Upgrade rubygem-actionpack-3_2Upgrade rubygem-rack-1_2-testsuiteUpgrade rubygem-activeresource-2_3-testsuiteUpgrade rubygem-actionmailer-2_3-testsuiteUpgrade rubygem-rails-3_2Upgrade rubygem-activerecord-2_3Upgrade rubygem-actionmailer-3_2-docUpgrade rubygem-activemodel-3_2Upgrade rubygem-rack-1_2Upgrade rubygem-activeresource-2_3-docUpgrade rubygem-activeresource-3_2-docUpgrade rubygem-railties-3_2-docUpgrade rubygem-activerecordUpgrade rubygem-activerecord-3_2-docUpgrade rubygem-railties-3_2Upgrade rubygem-actionmailer-2_3Upgrade rubygem-activesupport-2_3Upgrade rubygem-activesupport-3_2Upgrade rubygem-rack-1_1-testsuiteUpgrade rubygem-rails-2_3-docUpgrade rubygem-actionpack-2_3-doc | Dec 12, 2013 | Feb 8, 2013 |
| Ubuntu | — | Upgrade ruby-rack | Nov 19, 2024 | Feb 8, 2013 |
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