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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

Exim Heap Overflow

Vulnerability Assessment Summary
Checks the version of the remote Exim daemon

Detailed Explanation for this Vulnerability Assessment

The remote host is running a version of the Exim MTA which is as old
as, or older than 4.21

There is a vulnerability in this server which might permit a possible hacker
to gain a shell on this host, although it currently is considered as being
unexploitable.

Solution : Upgrade to Exim 4.22
Network Security Threat Level: High

Networks Security ID: 8518

Vulnerability Assessment Copyright: This script is Copyright (C) 2003 Tenable Network Security

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