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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.


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Vulnerability Assessment Details

Courier remote overflows

Vulnerability Assessment Summary
Checks the version number

Detailed Explanation for this Vulnerability Assessment

The remote mail server is the Courier MTA.

There is a buffer overflow in the conversions functions of this software
which may permit a possible hacker to execute arbitrary code on this host.

Solution : Upgrade to Courier 0.45 or newer
Network Security Threat Level: High

Networks Security ID: 9845

Vulnerability Assessment Copyright: This script is Copyright (C) 2004 Tenable Network Security

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