Vulnerability CVE-2015-7579
Published: 2016-02-15   Modified: 2016-02-16

Description:
Cross-site scripting (XSS) vulnerability in the rails-html-sanitizer gem 1.0.2 for Ruby on Rails 4.2.x and 5.x allows remote attackers to inject arbitrary web script or HTML via an HTML entity that is mishandled by the Rails::Html::FullSanitizer class.

Type:

CWE-79

 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'))

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Rubyonrails -> Html sanitizer 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178046.html
http://lists.fedoraproject.org/pipermail/package-announce/2016-February/178064.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00053.html
http://www.openwall.com/lists/oss-security/2016/01/25/12
http://www.securitytracker.com/id/1034816
https://github.com/rails/rails-html-sanitizer/commit/49dfc1584c5b8e35a4ffabf8356ba3df025e8d3f
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/OU9ugTZcbjc/uksRkSxZEgAJ
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