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Vulnerability Assessment Details

SSH 3 AllowedAuthentication

Vulnerability Assessment Summary
Checks for the remote SSH version

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote SSH server may accept password-based authentications even when
not explicitely enabled.

Description :

The remote host is running a version of SSH which is older than 3.1.2
and newer or equal to 3.0.0.

There is a vulnerability in this release that may, under some circumstances,
permit users to authenticate using a password whereas it is not explicitly
listed as a valid authentication mechanism.

A possible hacker may use this flaw to attempt to brute force a password using a
dictionary attack (if the passwords used are weak).

Solution :

Upgrade to version 3.1.2 of SSH which solves this problem.

Network Security Threat Level:

Low / CVSS Base Score : 2
(AV:R/AC:H/Au:R/C:N/A:N/I:P/B:I)

Networks Security ID: 4810

Vulnerability Assessment Copyright: This script is Copyright (C) 2002 Renaud Deraison

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