Ubuntu 10.04 LTS : krb5 vulnerability (USN-940-2)

Ubuntu Security Notice (C) 2010-2013 Canonical, Inc. / NASL script (C) 2010-2013 Tenable Network Security, Inc.


Synopsis :

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

Description :

USN-940-1 fixed vulnerabilities in Kerberos. This update provides the
corresponding updates for Ubuntu 10.04.

Joel Johnson, Brian Almeida, and Shawn Emery discovered that Kerberos
did not correctly verify certain packet structures. An unauthenticated
remote attacker could send specially crafted traffic to cause the KDC
or kadmind services to crash, leading to a denial of service.
(CVE-2010-1320, CVE-2010-1321).

Solution :

Update the affected packages.

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C)
CVSS Temporal Score : 5.6
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 47799 ()

Bugtraq ID: 40235

CVE ID: CVE-2010-1320
CVE-2010-1321