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Family: SMTP problems --> Category: destructive_attack
EXPN overflow Vulnerability Scan
Vulnerability Scan Summary
EXPN and VRFY checks
Detailed Explanation for this Vulnerability Test
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
Threat Level: High
Click HERE for more information and discussions on this network vulnerability scan.
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