Ubuntu 10.04 LTS / 11.10 / 12.04 LTS / 12.10 : tomcat6, tomcat7 vulnerabilities (USN-1685-1)

Ubuntu Security Notice (C) 2013-2014 Canonical, Inc. / NASL script (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related patches.

Description :

It was discovered that Tomcat incorrectly performed certain security
constraint checks in the FORM authenticator. A remote attacker could
possibly use this flaw with a specially crafted URI to bypass security
constraint checks. This issue only affected Ubuntu 10.04 LTS, Ubuntu
11.10 and Ubuntu 12.04 LTS. (CVE-2012-3546)

It was discovered that Tomcat incorrectly handled requests that lack a
session identifier. A remote attacker could possibly use this flaw to
bypass the cross-site request forgery protection. (CVE-2012-4431)

It was discovered that Tomcat incorrectly handled sendfile and HTTPS
when the NIO connector is used. A remote attacker could use this flaw
to cause Tomcat to stop responsing, resulting in a denial of service.
This issue only affected Ubuntu 10.04 LTS, Ubuntu 11.10 and Ubuntu
12.04 LTS. (CVE-2012-4534).

Solution :

Update the affected libtomcat6-java and / or libtomcat7-java packages.

Risk factor :

Medium / CVSS Base Score : 4.3
(CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N)

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 63535 ()

Bugtraq ID:

CVE ID: CVE-2012-3546
CVE-2012-4431
CVE-2012-4534