Ubuntu 10.04 LTS / 10.10 / 11.04 : ecryptfs-utils vulnerability (USN-1196-1)

Ubuntu Security Notice (C) 2011-2014 Canonical, Inc. / NASL script (C) 2011-2014 Tenable Network Security, Inc.


Synopsis :

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

Description :

It was discovered that eCryptfs incorrectly handled permissions when
modifying the mtab file. A local attacker could use this flaw to
manipulate the mtab file, and possibly unmount arbitrary locations,
leading to a denial of service.

Solution :

Update the affected ecryptfs-utils package.

Risk factor :

Low / CVSS Base Score : 3.6
(CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:N)
CVSS Temporal Score : 3.0
(CVSS2#E:F/RL:OF/RC:C)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 55968 ()

Bugtraq ID: 49287

CVE ID: CVE-2011-3145