It only appears to work if you're actually using the SMTP security server. 
In other words, if it's not invoked by a rule, the DoS doesn't happen. 
I've just been playing.. and it takes the box to 100% CPU quite nicely...
:-)
The machine returns to normal after the attack ends.

> -----Original Message-----
> From: Simon Churcher [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, July 05, 2000 8:22 AM
> To: Firewall-1 (E-mail)
> Subject: [FW1] CVP DOS Attack ...
> 
> 
> 
> Hi All,
> 
> I have just seen this article on SMTP CVP Denial of Service attack ...
> anyone have any further info, fixes etc.???
> 
http://www.antionline.com/2000/07/02/eng-beyondsecurity/eng-beyondsecurity_1
35727_234_860146727879.html

regards,

simon


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