This script is Copyright (C) 2000-2015 Renaud Deraison and Alain Thivillon
The remote MTA is vulnerable to a denial of service attack.
It was possible to perform a denial of service against the remote
Interscan SMTP server by sending it a special long HELO command.
This problem allows an attacker to prevent your Interscan SMTP server
from handling requests.
Contact your vendor for a patch.
Risk factor :
Medium / CVSS Base Score : 5.0
CVSS Temporal Score : 5.0
Public Exploit Available : true