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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 >> SMTP problems >> CSM Mail server MTA 'HELO' denial


Vulnerability Assessment Details

CSM Mail server MTA 'HELO' denial

Vulnerability Assessment Summary
Overflows the remote SMTP server

Detailed Explanation for this Vulnerability Assessment

There might be a buffer overflow when this MTA is issued the 'HELO' command
issued by a too long argument (12,000 chars)

This problem may permit a possible hacker to execute arbitrary code on this computer,
or to disable your ability to send or receive emails.

Solution : contact your vendor for a patch.
Network Security Threat Level: High

Networks Security ID: 895

Vulnerability Assessment Copyright: This script is Copyright (C) 1999 Renaud Deraison

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