Code Injection - CVE-2011-3186
Published: August 29, 2011 / Updated: August 3, 2020
Vulnerability identifier: #VU33124
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2011-3186
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to manipulate data.
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.
Affected software
apache2 (Alpine package)
How to mitigate CVE-2011-3186
Install update from vendor's website.
apache2 (Alpine package) - update to 2.2.21-r1
External 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://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=732156
- https://github.com/rails/rails/commit/11dafeaa7533be26441a63618be93a03869c83a9