Ubuntu 10.04 LTS / 10.10 / 11.04 / 11.10 : tomcat6 vulnerabilities (USN-1252-1)
High Nessus Plugin ID 56746
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that Tomcat incorrectly implemented HTTP DIGEST authentication. An attacker could use this flaw to perform a variety of authentication attacks. (CVE-2011-1184)
Polina Genova discovered that Tomcat incorrectly created log entries with passwords when encountering errors during JMX user creation. A local attacker could possibly use this flaw to obtain sensitive information. This issue only affected Ubuntu 10.04 LTS, 10.10 and 11.04. (CVE-2011-2204)
It was discovered that Tomcat incorrectly validated certain request attributes when sendfile is enabled. A local attacker could bypass intended restrictions, or cause the JVM to crash, resulting in a denial of service. (CVE-2011-2526)
It was discovered that Tomcat incorrectly handled certain AJP requests. A remote attacker could use this flaw to spoof requests, bypass authentication, and obtain sensitive information. This issue only affected Ubuntu 10.04 LTS, 10.10 and 11.04. (CVE-2011-3190).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected libtomcat6-java package.