Debian DSA-2401-1: Remote Vulnerabilities in Tomcat6 and Mitigations

Several vulnerabilities have been found in Tomcat, a servlet and JSP
engine:

CVE-2011-1184 CVE-2011-5062 CVE-2011-5063 CVE-2011-5064

The HTTP Digest Access Authentication implementation performed
insufficient countermeasures against replay attacks.

CVE-2011-2204

In rare setups passwords were written into a logfile.

CVE-2011-2526

Missing input sanisiting in the HTTP APR or HTTP NIO connectors could lead to denial of service.

CVE-2011-3190

AJP requests could be spoofed in some setups.

CVE-2011-3375

Incorrect request caching could lead to information disclosure.

CVE-2011-4858 CVE-2012-0022

This update adds countermeasures against a collision denial of
service vulnerability in the Java hashtable implementation and
addresses denial of service potentials when processing large
amounts of requests.

Additional information can be
found at https://tomcat.apache.org/security-6.html

For the stable distribution (squeeze), this problem has been fixed in
version 6.0.35-1+squeeze2.

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