Ubuntu 10.04 LTS / 12.04 LTS / 13.10 / 14.04 : samba vulnerabilities (USN-2257-1)

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


Synopsis :

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

Description :

Christof Schmitt discovered that Samba incorrectly initialized a
certain response field when vfs shadow copy was enabled. A remote
authenticated attacker could use this issue to possibly obtain
sensitive information. This issue only affected Ubuntu 13.10 and
Ubuntu 14.04 LTS. (CVE-2014-0178)

It was discovered that the Samba internal DNS server incorrectly
handled QR fields when processing incoming DNS messages. A remote
attacker could use this issue to cause Samba to consume resources,
resulting in a denial of service. This issue only affected Ubuntu
14.04 LTS. (CVE-2014-0239)

Daniel Berteaud discovered that the Samba NetBIOS name service daemon
incorrectly handled certain malformed packets. A remote attacker could
use this issue to cause Samba to consume resources, resulting in a
denial of service. This issue only affected Ubuntu 12.04 LTS, Ubuntu
13.10, and Ubuntu 14.04 LTS. (CVE-2014-0244)

Simon Arlott discovered that Samba incorrectly handled certain unicode
path names. A remote authenticated attacker could use this issue to
cause Samba to stop responding, resulting in a denial of service.
(CVE-2014-3493).

Solution :

Update the affected samba package.

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 4.3
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 76275 ()

Bugtraq ID: 67686
67691
68148
68150

CVE ID: CVE-2014-0178
CVE-2014-0239
CVE-2014-0244
CVE-2014-3493