Apache Tomcat 4.1.0 through 4.1.39, 5.5.0 through 5.5.27, 6.0.0 through 6.0.18, and possibly earlier versions normalizes the target pathname before filtering the query string when using the RequestDispatcher method, which allows remote attackers to bypass intended access restrictions and conduct directory traversal attacks via .. (dot dot) sequences and the WEB-INF directory in a Request.
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01246.html
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01216.html
https://www.redhat.com/archives/fedora-package-announce/2009-November/msg01156.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6445
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19452
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10422
http://www.vupen.com/english/advisories/2010/3056
http://www.vupen.com/english/advisories/2009/3316
http://www.vupen.com/english/advisories/2009/1856
http://www.vupen.com/english/advisories/2009/1535
http://www.vupen.com/english/advisories/2009/1520
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://www.securityfocus.com/bid/35263
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.securityfocus.com/archive/1/504202/100/0/threaded
http://www.securityfocus.com/archive/1/504170/100/0/threaded
http://www.mandriva.com/security/advisories?name=MDVSA-2010:176
http://www.mandriva.com/security/advisories?name=MDVSA-2009:138
http://www.mandriva.com/security/advisories?name=MDVSA-2009:136
http://www.fujitsu.com/global/support/software/security/products-f/interstage-200902e.html
http://www.debian.org/security/2011/dsa-2207
http://tomcat.apache.org/security-6.html
http://tomcat.apache.org/security-5.html
http://tomcat.apache.org/security-4.html
http://support.apple.com/kb/HT4077
http://sunsolve.sun.com/search/document.do?assetkey=1-26-263529-1
http://secunia.com/advisories/44183
http://secunia.com/advisories/42368
http://secunia.com/advisories/39317
http://secunia.com/advisories/37460
http://secunia.com/advisories/35788
http://secunia.com/advisories/35685
http://secunia.com/advisories/35393
http://marc.info/?l=bugtraq&m=136485229118404&w=2
http://marc.info/?l=bugtraq&m=129070310906557&w=2
http://marc.info/?l=bugtraq&m=127420533226623&w=2
http://lists.opensuse.org/opensuse-security-announce/2010-04/msg00001.html
http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html
http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html