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Date:      Thu, 22 Oct 1998 09:03:04 -0400 (EDT)
From:      Willow  <willow@tds.edu>
To:        Dan Busarow <dan@dpcsys.com>
Cc:        "David L. Vondrasek" <dallas.tx@airmail.net>, freebsd-questions@FreeBSD.ORG
Subject:   Re: Third Party SMTP relay
Message-ID:  <Pine.BSF.4.05.9810220902090.1338-100000@zeus.tds.edu>
In-Reply-To: <Pine.BSF.3.96.981022054713.6143A-100000@java.dpcsys.com>

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We got the same results!  He should turn off vrfy and expn though!


----


Spam Test for theorion.net
220 theorion.net ESMTP Sendmail 8.9.1a/8.9.1; Thu, 22 Oct 1998 08:01:09
-0500 (CDT)

Check HELO
250 <willow@zeus.tds.edu>... Sender ok

Reset.. 250 Reset state
HELO spam.vancouver-webpages.com .. 250 theorion.net Hello
willow@zeus.tds.edu [38.149.131.15], pleased to meet you
Reset.. 250 Reset state
HELO zeus.tds.edu .. 503 theorion.net Duplicate HELO/EHLO

Check VRFY and EXPN
VRFY <postmaster> .. 250 <postmaster@theorion.net>
EXPN  <postmaster> .. 250 Charlie Root <root@theorion.net>

Test  FROM spoofing
From:<2084spammer@spam.vancouver-webpages.com> .. 501
<2084spammer@spam.vancouver-webpages.com>... Sender domain must exist
Reset.. 250 Reset state
From:<nosuchperson> .. 553 <nosuchperson>... Domain name required
Reset.. 250 Reset state
From:<willow@zeus.tds.edu> .. 250 <willow@zeus.tds.edu>... Sender ok

Test mail relay
To:<2084spammer@spam.vancouver-webpages.com> .. 550
<2084spammer@spam.vancouver-webpages.com>... Relaying denied
To:<willow@zeus.tds.edu> .. 550 <willow@zeus.tds.edu>... Relaying denied
To:<willow@zeus.tds.edu@theorion.net> ..550
<willow@zeus.tds.edu@theorion.net>... Relaying denied
To <willow%zeus.tds.edu@theorion.net> ..550
<willow%zeus.tds.edu@theorion.net>... Relaying denied
To <zeus.tds.edu!willow@theorion.net> ..550
<zeus.tds.edu!willow@theorion.net>... Relaying denied

Invalid user
To <no.such.user@theorion.net> ..550 <no.such.user@theorion.net>... User
unknown

Valid user
To <postmaster@theorion.net> ..250 <postmaster@theorion.net>... Recipient
ok
To <webmaster@theorion.net> ..550 <webmaster@theorion.net>... User unknown
To <abuse@theorion.net> ..250 <abuse@theorion.net>... Recipient ok

Quit.
221 theorion.net closing connection

theorion.net 220 theorion.net ESMTP Sendmail 8.9.1a/8.9.1; Thu, 22 Oct
1998 08:01:09 -0500 (CDT)
theorion.net requires HELO: NO
theorion.net allows VRFY username verification: YES
theorion.net allows EXPN forwarding expansion: YES
theorion.net allows bogus From: header: NO
theorion.net allows mail relaying: NO
theorion.net can mail to postmaster: YES
theorion.net can mail to webmaster: NO
theorion.net can mail to abuse: YES
theorion.net - 7 seconds



-- 
willow@tds.edu
--

On Thu, 22 Oct 1998, Dan Busarow wrote:

> On Wed, 21 Oct 1998, David L. Vondrasek wrote:
> > At 06:24 PM 10/21/98 -0700, Dan Busarow wrote:
> > >On Wed, 21 Oct 1998, David L. Vondrasek wrote:
> > >> I had a friend that JUST installed  8.9.1 and didn't touch anything. He
> > >> still relays. He was TOLD this was a fix, I have the relayed mail to prove
> > >> it relays still
> > >
> > >Well, let's see it.  Full headers please.
> > 
> > Ok I just ran the test again. Keep in mind this person knows nothing about
> > sendmail and did nothing but a package install and left it default..
> > -----
> > 
> > Contacting 207.136.36.230
> > 220 theorion.net ESMTP Sendmail 8.9.1a/8.8.8; Wed, 21 Oct 1998 20:34:13
> > -0500 (CDT)
> > HELO theorion.net
> > 250 theorion.net Hello davidv.net [206.138.229.16], pleased to meet you
> > MAIL FROM:<david_at_davidv.net@theorion.net>
> > 250 <david_at_davidv.net@theorion.net>... Sender ok
> > RCPT TO:<david@davidv.net>
> > 250 <david@davidv.net>... Recipient ok
> > DATA
> > 354 Enter mail, end with "." on a line by itself
> > To: david@davidv.net
> > From: david@davidv.net (Spade relay check)
> > Subject: theorion.net relay check
> > .
> > 250 UAA00279 Message accepted for delivery
> > 
> > QUIT
> > 221 theorion.net closing connection
> > 
> > ----------------------------
> > And received back at my server a few minutes later.
> > -------
> > X-Persona: <Davidv.net>
> > Return-Path: david_at_davidv.net@theorion.net
> > Received: from theorion.net (viper.iadfw.net [207.136.36.230])
> > 	by ns1.davidv.net (8.8.8/8.8.8) with ESMTP id UAA06076
> > 	for <david@davidv.net>; Wed, 21 Oct 1998 20:34:35 -0500 (CDT)
> > 	(envelope-from david_at_davidv.net@theorion.net)
> > Received: from theorion.net (davidv.net [206.138.229.16])
> > 	by theorion.net (8.9.1a/8.8.8) with SMTP id UAA00279
> > 	for <david@davidv.net>; Wed, 21 Oct 1998 20:34:15 -0500 (CDT)
> > 	(envelope-from david_at_davidv.net@theorion.net)
> > Date: Wed, 21 Oct 1998 20:34:15 -0500 (CDT)
> > Message-Id: <199810220134.UAA00279@theorion.net>
> > To: david@davidv.net
> > From: david@davidv.net (Spade relay check)
> > Subject: theorion.net relay check
> > X-UIDL: c6e12ce8146f82ba05c91bbdf643aa23
> > 
> > ---------------------------------------
> > Seems to be relaying to me..
> 
> For you it is.  One of the databases must have an entry for your domain or
> IP address range.  I tested it with http://maps.vix.com/tsi/ar-test.html
> and it's not relaying.
> 
> ============================================================
> Initiating Third-Party Mail Relay Test ...
> 
> Target Host = viper.iadfw.net
> 
> ------------------------------------------------------------
> 
> Looking up viper.iadfw.net ...
> Launching rlytest ...
> Connecting to 207.136.36.230 ...
> <<< 220 theorion.net ESMTP Sendmail 8.9.1a/8.9.1; Thu, 22 Oct 1998 07:50:59 -0500 (CDT)
> >>> HELO isrv1.pa.vix.com
> <<< 250 theorion.net Hello isrv1-i.pa.vix.com [204.152.184.28], pleased to meet you
> >>> MAIL FROM:<nobody@viper.iadfw.net>
> <<< 250 <nobody@viper.iadfw.net>... Sender ok
> >>> RCPT TO:<nobody@isrv1.pa.vix.com>
> <<< 550 <nobody@isrv1.pa.vix.com>... Relaying denied
> rlytest: relay rejected - final response code 550
> 
> ------------------------------------------------------------
> 
> Test complete.
> 
> GOOD NEWS!  Host viper.iadfw.net refuses to relay mail.
> ============================================================
> 
> Dan
> 


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