CVE-2011-3186
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 1.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.7% in the next 30 days (EPSS).
- Severity: 4.3 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.7% · EPSS, next 30 days
- Weakness
- CWE-94 · Code injection
- Record status
- Modified
Affected
- 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
Attack profile CVSS 2.0 · 4.3
- Attack vector
- Network
- Complexity
- Medium
- Authentication
- None
- Confidentiality
- None
- Integrity
- Partial
- Availability
- None
Raw vector
AV:N/AC:M/Au:N/C:N/I:P/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2011-3186.md and follow it. Check whether this project is affected by CVE-2011-3186. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://groups.google.com/group/rubyonrails-security/msg/bbe342e43abaa78c?dmode=source&output=gplain
- 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/2011/08/22/5
- https://bugzilla.redhat.com/show_bug.cgi?id=732156
- https://github.com/rails/rails/commit/11dafeaa7533be26441a63618be93a03869c83a9
- http://groups.google.com/group/rubyonrails-security/msg/bbe342e43abaa78c?dmode=source&output=gplain
- http://www.openwall.com/lists/oss-security/2011/08/17/1
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
- 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