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Vulnerability Assessment & Network Security Forums |
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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 >> EXPN overflow Vulnerability Assessment Details
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EXPN overflow |
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EXPN and VRFY checks Detailed Explanation for this Vulnerability Assessment It was possible to make the remote mail server crash when issuing a too long argument to the EXPN command. A possible hacker may use this flaw to prevent your organization from receiving any mail, or to force your mail to go through another mail server, noted as an MX. Solution : upgrade your mail server or contact your vendor for a fix Network Security Threat Level: High Networks Security ID: 2412, 223 Vulnerability Assessment Copyright: This script is Copyright (C) 2001 Renaud Deraison |
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