Description
Apache Tomcat 7.0.0 through 7.0.6 and 6.0.0 through 6.0.30 does not enforce the maxHttpHeaderSize limit for requests involving the NIO HTTP connector, which allows remote attackers to cause a denial of service (OutOfMemoryError) via a crafted request.
Remediation
References
http://osvdb.org/70809
http://www.securityfocus.com/bid/46164
http://www.securitytracker.com/id?1025027
http://tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.32
http://www.vupen.com/english/advisories/2011/0293
http://www.debian.org/security/2011/dsa-2160
http://secunia.com/advisories/43192
http://securityreason.com/securityalert/8074
http://support.apple.com/kb/HT5002
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
http://secunia.com/advisories/45022
http://support.novell.com/docs/Readmes/InfoDocument/patchbuilder/readme_5098550.html
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
http://marc.info/?l=bugtraq&m=139344343412337&w=2
http://secunia.com/advisories/57126
https://exchange.xforce.ibmcloud.com/vulnerabilities/65162
http://www.securityfocus.com/archive/1/516214/100/0/threaded
http://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.8_%28released_5_Feb_2011%29