GLSA-201412-41 : OpenVPN: Denial of Service

This script is Copyright (C) 2014-2015 Tenable Network Security, Inc.


Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-201412-41
(OpenVPN: Denial of Service)

OpenVPN does not properly handle control channel packets that are too
small.

Impact :

A remote authenticated attacker could send a specially crafted control
channel packet, possibly resulting in a Denial of Service condition.

Workaround :

There is no known workaround at this time.

See also :

https://security.gentoo.org/glsa/201412-41

Solution :

All OpenVPN users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-misc/openvpn-2.3.6'

Risk factor :

Medium / CVSS Base Score : 6.8
(CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C)
CVSS Temporal Score : 5.9
(CVSS2#E:ND/RL:OF/RC:C)
Public Exploit Available : false

Family: Gentoo Local Security Checks

Nessus Plugin ID: 80262 ()

Bugtraq ID: 71402

CVE ID: CVE-2014-8104

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