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

Medium Nessus Plugin ID 79746


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


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.


Upgrade to OpenVPN 2.2.3 / 2.3.6 or later.

See Also

Plugin Details

Severity: Medium

ID: 79746

File Name: openvpn_2_3_6.nasl

Version: $Revision: 1.1 $

Type: local

Agent: windows

Family: Windows

Published: 2014/12/05

Modified: 2014/12/05

Dependencies: 73667

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: cpe:/a:openvpn:openvpn

Required KB Items: installed_sw/OpenVPN

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/12/01

Vulnerability Publication Date: 2014/12/01

Reference Information

CVE: CVE-2014-8104

BID: 71402