OpenVPN 2.x < 2.2.3 / 2.3.6 Control Channel Packet Handling DoS

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


Synopsis :

An application on the remote host is affected by a denial of service
vulnerability.

Description :

According to its self-reported version number, the version of OpenVPN
installed on the remote host is affected by an error related to
'Control Channel Packet' handling and TLS-authenticated clients that
could allow denial of service attacks.

See also :

http://www.nessus.org/u?5f3c40e7
http://www.nessus.org/u?30efbb49
http://www.nessus.org/u?e482bea4

Solution :

Upgrade to OpenVPN 2.2.3 / 2.3.6 or later.

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: Windows

Nessus Plugin ID: 79746 ()

Bugtraq ID: 71402

CVE ID: CVE-2014-8104

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