Ubuntu 10.04 LTS / 10.10 / 11.04 / 11.10 : tomcat6 vulnerabilities (USN-1359-1)

Ubuntu Security Notice (C) 2012-2013 Canonical, Inc. / NASL script (C) 2012-2013 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing a security-related patch.

Description :

It was discovered that Tomcat incorrectly performed certain caching
and recycling operations. A remote attacker could use this flaw to
obtain read access to IP address and HTTP header information in
certain cases. This issue only applied to Ubuntu 11.10.
(CVE-2011-3375)

It was discovered that Tomcat computed hash values for form parameters
without restricting the ability to trigger hash collisions
predictably. A remote attacker could cause a denial of service by
sending many crafted parameters. (CVE-2011-4858)

It was discovered that Tomcat incorrectly handled parameters. A remote
attacker could cause a denial of service by sending requests with a
large number of parameters and values. (CVE-2012-0022).

Solution :

Update the affected libtomcat6-java package.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N)
CVSS Temporal Score : 4.1
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 57933 ()

Bugtraq ID: 51200
51442
51447

CVE ID: CVE-2011-3375
CVE-2011-4858
CVE-2012-0022