CVE-2011-2931
Description
Cross-site scripting (XSS) vulnerability in the strip_tags helper in actionpack/lib/action_controller/vendor/html-scanner/html/node.rb in Ruby on Rails 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 tag with an invalid name.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 2.3.14 |
| sid | Fixed | 2.3.14 |
| forky | Fixed | 2.3.14 |
| bullseye | Fixed | 2.3.14 |
| bookworm | Fixed | 2.3.14 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | actionpack | !< 2.0.0,!< 3.0.0||<~> 2.3.13 | ~> 2.3.13 |
| RubyGems | actionpack | >=2.0.0,<2.3.13 | 2.3.13 |
| RubyGems | actionpack | >=3.0.0,<3.0.10 | 3.0.10 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| rubyonrails | rails | 2.0.0 | |
| rubyonrails | rails | 2.0.1 | |
| rubyonrails | rails | 2.0.2 | |
| rubyonrails | rails | 2.0.4 | |
| rubyonrails | rails | 2.1.0 | |
| rubyonrails | rails | 2.1.1 | |
| rubyonrails | rails | 2.1.2 | |
| rubyonrails | rails | 2.2.0 | |
| rubyonrails | rails | 2.2.1 | |
| rubyonrails | rails | 2.2.2 | |
| rubyonrails | rails | 2.3.2 | |
| rubyonrails | rails | 2.3.3 | |
| rubyonrails | rails | 2.3.4 | |
| rubyonrails | rails | 2.3.9 | |
| rubyonrails | rails | 2.3.10 | |
| rubyonrails | rails | 2.3.11 | |
| rubyonrails | rails | 2.3.12 | |
| rubyonrails | rails | 3.0.0 | |
| rubyonrails | rails | 3.0.1 | |
| rubyonrails | rails | 3.0.2 | |
| rubyonrails | rails | 3.0.3 | |
| rubyonrails | rails | 3.0.4 | |
| rubyonrails | rails | 3.0.5 | |
| rubyonrails | rails | 3.0.6 | |
| rubyonrails | rails | 3.0.7 | |
| rubyonrails | rails | 3.0.8 | |
| rubyonrails | rails | 3.0.9 | |
| rubyonrails | rails | 3.0.10 | |
| rubyonrails | rails | 3.1.0 | |
| rubyonrails | ruby_on_rails | 3.0.4 | |
References
- http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6
- http://groups.google.com/group/rubyonrails-security/msg/fd41ab62966e0fd1?dmode=source&output=gplain
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065109.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065137.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065212.html
- http://secunia.com/advisories/45921
- http://www.debian.org/security/2011/dsa-2301
- 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://bugzilla.redhat.com/show_bug.cgi?id=731436
- https://github.com/rails/rails/commit/586a944ddd4d03e66dea1093306147594748037a
- https://nvd.nist.gov/vuln/detail/CVE-2011-2931
- https://github.com/advisories/GHSA-v5jg-558j-q67c
- https://github.com/rails/rails
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/actionpack/CVE-2011-2931.yml
- https://security-tracker.debian.org/tracker/CVE-2011-2931
CWEs
CWE-79
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.