Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS : postgresql-9.1, postgresql-9.3, postgresql-9.5 vulnerabilities (USN-3066-1)

Ubuntu Security Notice (C) 2016-2017 Canonical, Inc. / NASL script (C) 2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

Heikki Linnakangas discovered that PostgreSQL incorrectly handled
certain nested CASE/WHEN expressions. A remote attacker could possibly
use this issue to cause PostgreSQL to crash, resulting in a denial of
service. (CVE-2016-5423)

Nathan Bossart discovered that PostgreSQL incorrectly handled special
characters in database and role names. A remote attacker could
possibly use this issue to escalate privileges. (CVE-2016-5424).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected postgresql-9.1, postgresql-9.3 and / or
postgresql-9.5 packages.

Risk factor :

Medium / CVSS Base Score : 6.5
(CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P)
CVSS Temporal Score : 5.4
(CVSS2#E:F/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 93047 ()

Bugtraq ID:

CVE ID: CVE-2016-5423
CVE-2016-5424

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