Ubuntu 11.10 / 12.04 LTS / 12.10 : haproxy vulnerabilities (USN-1800-1)

Ubuntu Security Notice (C) 2013-2016 Canonical, Inc. / NASL script (C) 2013-2016 Tenable Network Security, Inc.


Synopsis :

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

Description :

It was discovered that HAProxy incorrectly handled configurations
where global.tune.bufsize was set to a value higher than the default.
A remote attacker could use this issue to cause a denial of service,
or possibly execute arbitrary code. (CVE-2012-2942)

Yves Lafon discovered that HAProxy incorrectly handled HTTP keywords
in TCP inspection rules when HTTP keep-alive is enabled. A remote
attacker could use this issue to cause a denial of service, or
possibly execute arbitrary code. (CVE-2013-1912).

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 haproxy package.

Risk factor :

Medium / CVSS Base Score : 5.1
(CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P)
CVSS Temporal Score : 4.4
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 65980 ()

Bugtraq ID: 53647
58820

CVE ID: CVE-2012-2942
CVE-2013-1912

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