CVE-2009-0033

Publication date 5 June 2009

Last updated 24 July 2024

Ubuntu priority

Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, and 6.0.0 through 6.0.18, when the Java AJP connector and mod_jk load balancing are used, allows remote attackers to cause a denial of service (application outage) via a crafted request with invalid headers, related to temporary blocking of connectors that have encountered errors, as demonstrated by an error involving a malformed HTTP Host header.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
tomcat5	11.10 oneiric	Not in release
	11.04 natty	Not in release
	10.10 maverick	Not in release
	10.04 LTS lucid	Not in release
	9.10 karmic	Not in release
	9.04 jaunty	Not in release
	8.10 intrepid	Not in release
	8.04 LTS hardy	Not in release
	6.06 LTS dapper	Ignored end of life
tomcat5.5	11.10 oneiric	Not in release
	11.04 natty	Not in release
	10.10 maverick	Not in release
	10.04 LTS lucid	Not in release
	9.10 karmic	Not in release
	9.04 jaunty	Ignored end of life
	8.10 intrepid	Ignored end of life, was needed
	8.04 LTS hardy	Ignored end of life
	6.06 LTS dapper	Not in release
tomcat6	11.10 oneiric	Not affected
	11.04 natty	Not affected
	10.10 maverick	Not affected
	10.04 LTS lucid	Not affected
	9.10 karmic	Not affected
	9.04 jaunty	Fixed 6.0.18-0ubuntu6.1
	8.10 intrepid	Fixed 6.0.18-0ubuntu3.2
	8.04 LTS hardy	Not in release
	6.06 LTS dapper	Not in release

Notes

mdeslaur

PoC: http://seclists.org/bugtraq/2009/Jun/0045.html

Patch details

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

Package	Patch details
tomcat5.5	Upstream: http://svn.apache.org/viewvc?view=rev&revision=781362
tomcat6	Upstream: http://svn.apache.org/viewvc?view=rev&revision=742915

References

Related Ubuntu Security Notices (USN)