Re: Zmailer denial-of-service attack

[Tom Samplonius <tom@sdf.com>]

On Mon, 12 Feb 1996, Steve Kotsopoulos wrote:

> > Remove the "env-end" and try again.
> 
> still no core dump & it delivered the message to tom@sdf.com
> Here are the router log entries:
> 
> *** message header syntax error!
> <96Feb12.160147edt.666@cannon.ecf.toronto.edu>: address: postmaster
> squirrel: 4509 saved for inspection: external message claims local origin!
> *** external message claims local origin!
> <96Feb12.160147edt.666@cannon.ecf.toronto.edu>: file: 666 postmaster => <tom@sdf.com>
> <96Feb12.160147edt.666@cannon.ecf.toronto.edu>: address: tom@sdf.com
> <96Feb12.160147edt.666@cannon.ecf.toronto.edu>: recipient: smtp sdf.com tom@sdf.com
> <96Feb12.160147edt.666@cannon.ecf.toronto.edu>: info: uid 0 gid 0 size 40 headersize 35 bodysize 5 now 824158907 delay 6 resent no trusted yes external external rcvdfrom cnossus.sdf.com ([204.191.196.36]) with SMTP channel error 
> 

  More, or less, yes.

  However, your Zmailer still suffers from a timezone bug:

220 cannon.ecf Server SMTP ready at Mon, 12 Feb 1996 21:14:40 -0000


since I doubt that any UofT machine is in GMT.


Tom