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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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Netwin's DMail ETRN overflow

Vulnerability Assessment Summary Checks if the remote mail server is vulnerable to a ETRN overflow Detailed Explanation for this Vulnerability Assessment The remote SMTP server is vulnerable to a buffer overflow when the ETRN command is issued arguments which are too long. This problem may permit a possible hacker to shut this server down or to execute arbitrary code on this host. Solution : Contact your vendor for a fix. If you are using Netwin's DMail, then upgrade to version 2.7r or newer. Network Security Threat Level: High Networks Security ID: 1297 Vulnerability Assessment Copyright: This script is Copyright (C) 2000 Renaud Deraison

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