[Snort-users] Code Red attacks
erek at ...577...
Tue Sep 18 09:04:05 EDT 2001
On Tue, 18 Sep 2001, Randy Bradley wrote:
> I also have had just about enough CR alerts and was thinking along
> those lines. Can you share an example? I am thinking of adding
> these lines to my access-group in list:
> permit tcp any "my.web.server.ip" eq 80
> deny tcp any any eq 80 log
> NIDS would still see CR attacks on valid servers but this should
> stop the probes on invalid servers. Any thoughts?
Should work fine. I'm sure Cisco has a handy-dandy guide on how to setup
those filters. They got slammed with CR on some of the DSL routers. Surf
the site and see what you can turn up.
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