High severityNVD Advisory· Published Feb 21, 2011· Updated Jun 16, 2026
CVE-2011-0449
CVE-2011-0449
Description
actionpack/lib/action_view/template/resolver.rb in Ruby on Rails 3.0.x before 3.0.4, when a case-insensitive filesystem is used, does not properly implement filters associated with the list of available templates, which allows remote attackers to bypass intended access restrictions via an action name that uses an unintended case for alphabetic characters.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
actionpackRubyGems | >= 3.0.0, < 3.0.4 | 3.0.4 |
Affected products
14cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:*+ 12 more
- cpe:2.3:a:rubyonrails:rails:3.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:rc:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.1:pre:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.2:pre:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:rubyonrails:rails:3.0.4:rc1:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
12- weblog.rubyonrails.org/2011/2/8/new-releases-2-3-11-and-3-0-4nvdPatchWEB
- secunia.com/advisories/43278nvdVendor Advisory
- github.com/advisories/GHSA-4ww3-3rxj-8v6qghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2011-0449ghsaADVISORY
- groups.google.com/group/rubyonrails-security/msg/04345b2e84df5b4fnvdWEB
- lists.fedoraproject.org/pipermail/package-announce/2011-April/057650.htmlnvdWEB
- github.com/rails/rails/commit/6f80224057803f85b3f448936aae89e742452c3bghsaWEB
- github.com/rails/rails/tree/main/actionpackghsaPACKAGE
- github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2011-0449.ymlghsaWEB
- web.archive.org/web/20201207190612/http://securitytracker.com/idghsaWEB
- securitytracker.com/idnvd
- www.vupen.com/english/advisories/2011/0877nvd
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