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RE: [cobalt-users] Dawn: Possible Open Relay
- Subject: RE: [cobalt-users] Dawn: Possible Open Relay
- From: "Dan Kriwitsky" <list1@xxxxxxxxxxxxxxxxxxxx>
- Date: Tue Apr 8 12:09:01 2003
- List-id: Mailing list for users to share thoughts on Sun Cobalt products. <cobalt-users.list.cobalt.com>
(Added subject)
>
> Over the past couple of days have noticed the traffic for a
> CacheRaq4 at
> one of our schools is seeing an INSANE amount of traffic. The
> administrator there keeps receiving a whole bunch of mail
> returned mail.
> (vulnerable SMTP, seems to be "undeliverable" spam). Having gotten
> "complaints" from the outside world. So anybody got any
> ideas? It's behind
> a Sonic Wall and the following ports are the only ones that
> appear to be
> open, netbios (137,138), telnet and squid (SMTP is opened).
Test the IP at http://hatcheck.org/proxy to see if you have an open
proxy you don't know about.
Or, you may be able to check it at http://openrbl.org/ to see if it's
already on some DNSBL.
--
C2003 Dan Kriwitsky
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