[Snort-users] Portscan 2 question
garyv at ...7238...
Thu Oct 24 11:36:05 EDT 2002
on most unix that I'm familiar with,it's "last" not "lasts"
what OS are you on?
what's the ports used in the scan?
can you post a section of the alert?
Joe Giles wrote:
> Well, I'm not RUNNING a DNS server, but I use one. My ISP's DNS...
> Should I add that to the list?
> Also, I don't seem to have the 'lasts' command. What package is that
> part of?
> Thanks for the reply
> On Thu, 2002-10-24 at 12:03, Robby Desmond wrote:
>>At 11:22 AM 10/24/02 -0600, you wrote:
>>>I have a weird problem with 2 entries in my ACID database. Apparently,
>>>my server did a port scan on a remote machine. The problem is that no
>>>one here initiated a port scan. The database lists my server IP as the
>>>source and lists a dest IP. This is listed as a spp_portscan2. Does the
>>>new snort scan other machines on the Internet? I don't want any issues
>>>with other services because they think I'm port scanning their network.
>>Are you, by chance, running DNS?
>>You should add your DNS servers to the list of portscan2-ignorehosts,
>>otherwise you will get this sort of activity.
>>If you are not running DNS, then check the "lasts" command to see who has
>>been on your system. (Or who has been appearing as someone on your system.)
>>UCSB Extended Learning Services
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