CVE-2009-3086

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.

Affected packages (4)

• Debian/railsfrom 0, < 2.2.3-1
• Debian/railsfrom 0, < 2.1.0-7+lenny0.2
• RubyGems/actionpack>= 2.1.0, < 2.2.3
• RubyGems/activesupport>= 2.1.0, < 2.2.3

References (14)

• ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2009-3086
• ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2009-3086
• PATCHhttps://github.com/rails/rails
• WEBhttp://lists.opensuse.org/opensuse-security-announce/2009-10/msg00004.html
• WEBhttps://github.com/rails/rails/commit/1f07a89c5946910fc28ea5ccd1da6af8a0f972a0
• WEBhttps://github.com/rails/rails/commit/674f780d59a5a7ec0301755d43a7b277a3ad2978
• WEBhttps://github.com/rails/rails/commit/d460c9a25560f43e7c3789abadf7b455053eb686
• WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2009-3086.yml
• WEBhttps://github.com/rubysec/ruby-advisory-db/blob/master/gems/activesupport/CVE-2009-3086.yml
• WEBhttps://web.archive.org/web/20090906010200/http://www.vupen.com/english/advisories/2009/2544
• WEBhttps://web.archive.org/web/20090907001716/http://secunia.com/advisories/36600
• WEBhttps://web.archive.org/web/20200229150042/http://www.securityfocus.com/bid/37427
• WEBhttp://weblog.rubyonrails.org/2009/9/4/timing-weakness-in-ruby-on-rails
• WEBhttp://www.debian.org/security/2011/dsa-2260