OpenVPN Unprotected Management Interface

This script is Copyright (C) 2006-2017 Tenable Network Security, Inc.


Synopsis :

The remote VPN server can be managed remotely without authentication.

Description :

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.

See also :

http://www.securityfocus.com/archive/1/432863/30/60/threaded
https://openvpn.net/management.html

Solution :

Disable the management interface or bind it only to a specific
address, such as 127.0.0.1.

Risk factor :

Medium / CVSS Base Score : 4.0
(CVSS2#AV:N/AC:H/Au:N/C:P/I:N/A:P)

Family: Misc.

Nessus Plugin ID: 21330 ()

Bugtraq ID:

CVE ID: CVE-2006-2229

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