OpenVPN Unprotected Management Interface

Medium Nessus Plugin ID 21330


The remote VPN server can be managed remotely without authentication.


The remote host is running OpenVPN, an open source SSL VPN.

The version of OpenVPN installed on the remote host does not require authentication to access the server's management interface. An attacker can leverage this issue to gain complete control over the affected application simply by telneting in.


Disable the management interface or bind it only to a specific address, such as

See Also

Plugin Details

Severity: Medium

ID: 21330

File Name: openvpn_management_interface_accessible.nasl

Version: $Revision: 1.16 $

Type: remote

Family: Misc.

Published: 2006/05/08

Modified: 2017/06/12

Dependencies: 17975

Risk Information

Risk Factor: Medium


Base Score: 4

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:N/A:P

Vulnerability Information

CPE: cpe:/a:openvpn:openvpn

Vulnerability Publication Date: 2006/05/03

Reference Information

CVE: CVE-2006-2229

OSVDB: 25660