CVE-2011-3348

Publication date 20 September 2011

Last updated 24 July 2024

Ubuntu priority

The mod_proxy_ajp module in the Apache HTTP Server before 2.2.21, when used with mod_proxy_balancer in certain configurations, allows remote attackers to cause a denial of service (temporary "error state" in the backend server) via a malformed HTTP request.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
apache2	11.10 oneiric	Fixed 2.2.20-1ubuntu1.1
	11.04 natty	Fixed 2.2.17-1ubuntu1.4
	10.10 maverick	Fixed 2.2.16-1ubuntu3.4
	10.04 LTS lucid	Fixed 2.2.14-5ubuntu8.7
	8.04 LTS hardy	Fixed 2.2.8-1ubuntu0.22

How can I get the fixes?
What do statuses mean?
Patch details

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
apache2	Vendor: https://rhn.redhat.com/errata/RHSA-2011-1391.html Upstream: http://svn.apache.org/viewvc?view=revision&revision=1167158

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-1259-1
Apache vulnerabilities
11 November 2011

Other references

http://www.apache.org/dist/httpd/Announcement2.2.html
https://www.cve.org/CVERecord?id=CVE-2011-3348