Date: Sun, 29 Jul 2001 21:22:02 -0500 (CDT) From: "Douglas A. Maske" <maske@maske.org> To: Stephen Hovey <shovey@buffnet.net> Cc: Ted Mittelstaedt <tedm@toybox.placo.com>, <questions@FreeBSD.ORG> Subject: RE: Open relay problems Sendmail 8.11.4 FreeBSD 4.3 Message-ID: <20010729212103.L2962-100000@web.maske.org> In-Reply-To: <Pine.BSF.4.05.10107291510560.10342-100000@buffnet11.buffnet.net>
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I also talked to a friend, he never changed his sendmail.cf and says that people are getting in by an blah@ or blah% @localhost.com it's a local issue. Possibly a new exploit. On Sun, 29 Jul 2001, Stephen Hovey wrote: > > Same here and "blah@blah.com"@mydomain.net and my in place sendmail rules > werent kicking like they used to - so something in there is seeing my > domain on the end and not checking all the way or something. > > On Sun, 29 Jul 2001, Douglas A. Maske wrote: > > > I found out from my maillogs that they are using blah%blah.com@myhost.com > > to relay through, postfix isn't allowing this so I am going to leave it > > installed until the next sendmail release. > > > > Thanks, > > Doug > > > > On Sun, 29 Jul 2001, Stephen Hovey wrote: > > > > > > > > I sudden am having open relay issues too - its as though its not running > > > the check_rcpt any more in this version. > > > > > > On Sun, 29 Jul 2001, Douglas A. Maske wrote: > > > > > > > I just installed postfix tonight and it works properly but I prefer > > > > sendmail. > > > > > > > > Thanks, > > > > Doug > > > > > > > > On Sat, 28 Jul 2001, Ted Mittelstaedt wrote: > > > > > > > > > Well, probably the first question I have is why are you messing around with > > > > > Sendmail configuration? When I telnet into port 25 of the mailhost for your > > > > > domain I'm getting a Postfix banner. > > > > > > > > > > Ted Mittelstaedt tedm@toybox.placo.com > > > > > Author of: The FreeBSD Corporate Networker's Guide > > > > > Book website: http://www.freebsd-corp-net-guide.com > > > > > > > > > > > > > > > >-----Original Message----- > > > > > >From: owner-freebsd-questions@FreeBSD.ORG > > > > > >[mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of Douglas A. > > > > > >Maske > > > > > >Sent: Saturday, July 28, 2001 6:53 PM > > > > > >To: questions@FreeBSD.ORG > > > > > >Subject: Open relay problems Sendmail 8.11.4 FreeBSD 4.3 > > > > > > > > > > > > > > > > > >People seem to be able to relay through my server with out my permission > > > > > >but I can't seem to duplicate it. The 1st test at telnet mail-abuse.org > > > > > >completes with successful relaying and I can't figure out how. I only > > > > > >have internal ip addresses in the relay-domains. I can't relay out side > > > > > >but I am getting bounced mail back from people that can, and like I said > > > > > >telnet mail-abuse.org can relay on test one. What am I missing? what > > > > > >can I do to my sendmail.cf to fix this? > > > > > > > > > > > >Thanks, > > > > > >Doug > > > > > > > > > > > > > > > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org > > > > > >with "unsubscribe freebsd-questions" in the body of the message > > > > > > > > > > > > > > > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > > with "unsubscribe freebsd-questions" in the body of the message > > > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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