org/apache/catalina/filters/CsrfPreventionFilter.java in Apache Tomcat 6.x before 6.0.36 and 7.x before 7.0.32 allows remote attackers to bypass the cross-site request forgery (CSRF) protection mechanism via a request that lacks a session identifier.
lists.opensuse.org/opensuse-updates/2012-12/msg00089.html
lists.opensuse.org/opensuse-updates/2012-12/msg00090.html
lists.opensuse.org/opensuse-updates/2013-01/msg00037.html
lists.opensuse.org/opensuse-updates/2013-01/msg00051.html
lists.opensuse.org/opensuse-updates/2013-01/msg00080.html
marc.info/?l=bugtraq&m=136612293908376&w=2
marc.info/?l=bugtraq&m=139344343412337&w=2
rhn.redhat.com/errata/RHSA-2013-0267.html
rhn.redhat.com/errata/RHSA-2013-0268.html
rhn.redhat.com/errata/RHSA-2013-0647.html
rhn.redhat.com/errata/RHSA-2013-0648.html
rhn.redhat.com/errata/RHSA-2013-1853.html
svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/java/org/apache/catalina/filters/CsrfPreventionFilter.java?r1=1393088&r2=1393087&pathrev=1393088
svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?r1=1393088&r2=1393087&pathrev=1393088
svn.apache.org/viewvc?view=revision&revision=1393088
tomcat.apache.org/security-6.html
tomcat.apache.org/security-7.html
www.ubuntu.com/usn/USN-1685-1
github.com/apache/tomcat
h20566.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c03748878
nvd.nist.gov/vuln/detail/CVE-2012-4431
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18541