Ubuntu 12.04 LTS / 13.10 / 14.04 : dbus vulnerabilities (USN-2275-1)

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


Synopsis :

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

Description :

Alban Crequy discovered that dbus-daemon incorrectly sent AccessDenied
errors to the service instead of the client when enforcing
permissions. A local user can use this issue to possibly deny access
to the service. (CVE-2014-3477)

Alban Crequy discovered that dbus-daemon incorrectly handled certain
file descriptors. A local attacker could use this issue to cause
services or clients to disconnect, resulting in a denial of service.
(CVE-2014-3532, CVE-2014-3533).

Solution :

Update the affected dbus and / or libdbus-1-3 packages.

Risk factor :

Low / CVSS Base Score : 2.1
(CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 1.8
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 76425 ()

Bugtraq ID: 67986
68337
68339

CVE ID: CVE-2014-3477
CVE-2014-3532
CVE-2014-3533