Debian Security Advisory

DSA-2725-1 tomcat6 -- several vulnerabilities

Date Reported:
18 Jul 2013
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2012-3544, CVE-2013-2067.
More information:

Two security issues have been found in the Tomcat servlet and JSP engine:

  • CVE-2012-3544

    The input filter for chunked transfer encodings could trigger high resource consumption through malformed CRLF sequences, resulting in denial of service.

  • CVE-2013-2067

    The FormAuthenticator module was vulnerable to session fixation.

For the oldstable distribution (squeeze), these problems have been fixed in version 6.0.35-1+squeeze3. This update also provides fixes for CVE-2012-2733, CVE-2012-3546, CVE-2012-4431, CVE-2012-4534, CVE-2012-5885, CVE-2012-5886 and CVE-2012-5887, which were all fixed for stable already.

For the stable distribution (wheezy), these problems have been fixed in version 6.0.35-6+deb7u1.

For the unstable distribution (sid), these problems will be fixed soon.

We recommend that you upgrade your tomcat6 packages.