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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Gain a shell remotely >> OpenSSH 2.3.1 authentication bypass vulnerability


Vulnerability Assessment Details

OpenSSH 2.3.1 authentication bypass vulnerability

Vulnerability Assessment Summary
Checks for the remote SSH version

Detailed Explanation for this Vulnerability Assessment

You are running OpenSSH 2.3.1.

This version is vulnerable to a flaw which permits any attacker who can
obtain the public key of a valid SSH user to log into this host
without any authentication.

Solution :
Downgrade to OpenSSH 2.3.0 or upgrade to OpenSSH 2.3.2

Network Security Threat Level: High

Networks Security ID: 2356

Vulnerability Assessment Copyright: This script is Copyright (C) 2001 Renaud Deraison

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