Vulnerability CVE-2011-3186
Published: 2011-08-29   Modified: 2012-02-13

Description:
CRLF injection vulnerability in actionpack/lib/action_controller/response.rb in Ruby on Rails 2.3.x before 2.3.13 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via the Content-Type header.

Type:

CWE-94

 (Improper Control of Generation of Code ('Code Injection'))

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
Ruby on rails -> Ruby on rails 
Rubyonrails -> Ruby on rails 
Rubyonrails -> Rails 

 References:
http://groups.google.com/group/rubyonrails-security/msg/bbe342e43abaa78c?dmode=source&output=gplain
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065137.html
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=732156
https://github.com/rails/rails/commit/11dafeaa7533be26441a63618be93a03869c83a9
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