EMERGENCY - need to secure my server against an ongoing SPAMMER

Robin Laing Robin.Laing at drdc-rddc.gc.ca
Fri Mar 11 15:17:00 UTC 2005


Bob Brennan wrote:
>>If you followed the instructions I gave, they'd be in /var/spool/mqueue.spam
>>
> 
> 
> As soon as I got to the machine, with spam still obviously being sent
> out, I checked all users. There were only entries for me as root
> having logged on just a few moments earlier, nothing else. I won't
> rule that out of course but occam's razor points to my many attempts
> to get sendmail to relay my remote Evolution/Outlook clients.
> Apparently I *did* get relaying working - just not for me! I had
> carefully noted my changes to sendmail.mc (mentioned earlier) and the
> first thing I did was comment them out, rebuild and reboot. It was the
> reboot that flagged up the mysqld problem, and that might have
> happened over several weeks since I rarely reboot.
> 

I wonder if one of the Outlook clients was doing the spamming?  Again 
the headers and log files may give a hint but the headers were deleted.

-- 
Robin Laing




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