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Last updated: 8/4/2015 7:48:39 PM

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Vulnerability Summary for CVE-2011-2931

Original release date: 08/29/2011
Last revised: 07/06/2012


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.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:P/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification

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External Source: MLIST
Name: [oss-security] 20110822 Re: CVE request: ruby on rails flaws (4)
External Source: FEDORA
Name: FEDORA-2011-11567
External Source: MLIST
Name: [oss-security] 20110817 CVE request: ruby on rails flaws (4)
Type: Patch Information
External Source: MLIST
Name: [rubyonrails-security] 20110816 XSS Vulnerability in strip_tags helper
Type: Patch Information
External Source: CONFIRM
Name: https://github.com/rails/rails/commit/586a944ddd4d03e66dea1093306147594748037a
Type: Patch Information
External Source: CONFIRM
Name: http://weblog.rubyonrails.org/2011/8/16/ann-rails-3-1-0-rc6
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20110822 Re: CVE request: ruby on rails flaws (4)
Type: Patch Information
External Source: MLIST
Name: [oss-security] 20110822 Re: CVE request: ruby on rails flaws (4)
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2011-11386
External Source: FEDORA
Name: FEDORA-2011-11572
External Source: MLIST
Name: [oss-security] 20110820 Re: CVE request: ruby on rails flaws (4)
Type: Patch Information
External Source: DEBIAN
Name: DSA-2301
External Source: MLIST
Name: [oss-security] 20110819 Re: CVE request: ruby on rails flaws (4)
Type: Patch Information
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=731436
Type: Patch Information

Vulnerable software and versions

+ Configuration 1
+ OR
* cpe:/a:rubyonrails:ruby_on_rails:2.3.11
* cpe:/a:rubyonrails:ruby_on_rails:2.3.12
* cpe:/a:rubyonrails:ruby_on_rails:2.2.2
* cpe:/a:rubyonrails:ruby_on_rails:2.3.10
* cpe:/a:rubyonrails:ruby_on_rails:2.2.0
* cpe:/a:rubyonrails:ruby_on_rails:2.2.1
* cpe:/a:rubyonrails:ruby_on_rails:2.1.1
* cpe:/a:rubyonrails:ruby_on_rails:2.1.2
* cpe:/a:rubyonrails:ruby_on_rails:2.1
* cpe:/a:rubyonrails:ruby_on_rails:2.1.0
* cpe:/a:rubyonrails:ruby_on_rails:2.0.2
* cpe:/a:rubyonrails:ruby_on_rails:2.0.4
* cpe:/a:rubyonrails:ruby_on_rails:2.0.0:rc2
* cpe:/a:rubyonrails:ruby_on_rails:2.0.1
* cpe:/a:rubyonrails:ruby_on_rails:2.0.0
* cpe:/a:rubyonrails:ruby_on_rails:2.0.0:rc1
* cpe:/a:rubyonrails:ruby_on_rails:2.3.3
* cpe:/a:rubyonrails:ruby_on_rails:2.3.2
* cpe:/a:rubyonrails:ruby_on_rails:2.3.9
* cpe:/a:rubyonrails:ruby_on_rails:2.3.4
* cpe:/a:rubyonrails:ruby_on_rails:3.0.8:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.5:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.8:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.6
* cpe:/a:rubyonrails:ruby_on_rails:3.0.8:rc3
* cpe:/a:rubyonrails:ruby_on_rails:3.0.6:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.8:rc4
* cpe:/a:rubyonrails:ruby_on_rails:3.0.6:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.7
* cpe:/a:rubyonrails:ruby_on_rails:3.0.4
* cpe:/a:rubyonrails:ruby_on_rails:3.0.7:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.4:rc
* cpe:/a:rubyonrails:ruby_on_rails:3.0.7:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.4:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.8
* cpe:/a:rubyonrails:ruby_on_rails:3.0.5
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9:rc4
* cpe:/a:rubyonrails:ruby_on_rails:3.0.2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9:rc5
* cpe:/a:rubyonrails:ruby_on_rails:3.0.1:pre
* cpe:/a:rubyonrails:ruby_on_rails:3.0.2:pre
* cpe:/a:rubyonrails:ruby_on_rails:3.0.3
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.9:rc3
* cpe:/a:rubyonrails:ruby_on_rails:3.0.10:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:rc
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:beta4
* cpe:/a:rubyonrails:ruby_on_rails:3.0.1
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:beta
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:beta3
* cpe:/a:rubyonrails:ruby_on_rails:3.0.0:beta2
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0:beta1
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0:rc1
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0:rc2
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0:rc3
* cpe:/a:rubyonrails:ruby_on_rails:3.1.0:rc4

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Cross-Site Scripting (XSS) (CWE-79)