ADVISORIES

• CVE-2011-2932 (NVD)
• GHSA-9fh3-vh3h-q4g3
• Vendor Advisory

GEM

activesupport

FRAMEWORK

Ruby on Rails

SEVERITY

CVSS v2.0: 4.3 (Medium)

PATCHED VERSIONS

• ~> 2.3.13
• ~> 3.0.10
• ~> 3.1.0.rc5
• >= 3.1.0

DESCRIPTION

Cross-site scripting (XSS) vulnerability in activesupport/lib/active_support/core_ext/string/output_safety.rb in Ruby on Rails 2.x before 2.3.13, 3.0.x before 3.0.10, and 3.1.x before 3.1.0.rc5 allows remote attackers to inject arbitrary web script or HTML via a malformed Unicode string, related to a "UTF-8 escaping vulnerability."

RELATED

• https://nvd.nist.gov/vuln/detail/CVE-2011-2932
• http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6
• https://groups.google.com/g/rubyonrails-security/c/Vr_7WSOrEZU/m/IZ_bc5d00vEJ
• https://github.com/rails/rails/commit/bfc432574d0b141fd7fe759edfe9b6771dd306bd
• https://bugzilla.redhat.com/show_bug.cgi?id=731435
• https://github.com/advisories/GHSA-9fh3-vh3h-q4g3
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065114.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065189.html
• http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html
• http://www.openwall.com/lists/oss-security/2011/08/17/1
• http://www.openwall.com/lists/oss-security/2011/08/19/11
• http://www.openwall.com/lists/oss-security/2011/08/20/1
• http://www.openwall.com/lists/oss-security/2011/08/22/13
• http://www.openwall.com/lists/oss-security/2011/08/22/14
• http://www.openwall.com/lists/oss-security/2011/08/22/5
• https://web.archive.org/web/20111225083933/http://secunia.com/advisories/45917