GLSA-201412-41 : OpenVPN: Denial of Service

Medium Nessus Plugin ID 80262


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


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.


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

See Also

Plugin Details

Severity: Medium

ID: 80262

File Name: gentoo_GLSA-201412-41.nasl

Version: $Revision: 1.3 $

Type: local

Published: 2014/12/29

Modified: 2015/04/13

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 6.8

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:C

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:openvpn, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/12/26

Reference Information

CVE: CVE-2014-8104

BID: 71402

GLSA: 201412-41