Ubuntu 10.04 LTS / 12.04 LTS / 14.04 LTS / 14.10 : ntp vulnerabilities (USN-2497-1)

Ubuntu Security Notice (C) 2015-2016 Canonical, Inc. / NASL script (C) 2015-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

Stephen Roettger, Sebastian Krahmer, and Harlan Stenn discovered that
NTP incorrectly handled the length value in extension fields. A remote
attacker could use this issue to possibly obtain leaked information,
or cause the NTP daemon to crash, resulting in a denial of service.
(CVE-2014-9297)

Stephen Roettger discovered that NTP incorrectly handled ACLs based on
certain IPv6 addresses. (CVE-2014-9298).

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.

See also :

https://www.tenable.com/security/research/tra-2015-04

Solution :

Update the affected ntp package.

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 5.0
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 81256 ()

Bugtraq ID:

CVE ID: CVE-2014-9297
CVE-2014-9298

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