Spam not being flagged revisited
Julian Field
jkf at ecs.soton.ac.uk
Wed May 22 18:24:53 IST 2002
At 18:09 22/05/2002, you wrote:
>It seems like a mailscanner issue where for some odd reason once in a
>while the subject line doesn't get re-written as it should. Is there
>some way for me to pipe these messages back through mailscanner and see
>if I can replicate the error?
If you set the Archive Mail options, then it will save the qf and df files
out of the queue for you. Then you can later drop them back into mqueue.in
to see what happens if it has a second go at them.
What's interesting is your report that it only does this sometimes, not
always. Stinks of being a Perl bug, but I would like to prove it or work
out how to avoid it.
>-----Original Message-----
>From: MailScanner mailing list [mailto:MAILSCANNER at JISCMAIL.AC.UK] On
>Behalf Of Julian Field
>Sent: Wednesday, May 22, 2002 11:07 AM
>To: MAILSCANNER at JISCMAIL.AC.UK
>Subject: Re: Spam not being flagged revisited
>
>
>At 16:42 22/05/2002, you wrote:
> >I received four more messages, where the Spamscore was greater than the
> >threshold but the message was not marked as spam. I am including one
> >header, as the rest are similar Everthing in spam.whitelist is
> >commented out and only my local IP address is specified in
> >mailscanner.conf. I don't see how this is a whitelist problem. Any
> >ideas?
>
>I have just wiped my spam.whitelist.conf and commented out all "Accept
>Spam
>From" lines in mailscanner.conf.
>I then set
> Use SpamAssassin = yes
> Always Include SpamAssassin Report = yes
>and restarted MailScanner.
>
>Using the 2 SpamAssassin test messages sample-spam.txt and
>sample-nonspam.txt that they supply for the purpose, I get these
>results:
>sample-spam.txt
> >X-MailScanner-SpamCheck: SpamAssassin (score=17, required 5,
> >FROM_HAS_MIXED_NUMS, INVALID_MSGID, INVALID_DATE, MSGID_HAS_NO_AT,
> >SMTPD_IN_RCVD, UNDISC_RECIPS, NO_REAL_NAME, HOME_EMPLOYMENT,
> >ONCE_IN_LIFETIME, CALL_FREE, REMOVE_SUBJ, LINES_OF_YELLING,
> >LINES_OF_YELLING_2, LINES_OF_YELLING_3, RCVD_IN_OSIRUSOFT_COM)
>
>sample-nonspam.txt
> >X-MailScanner-SpamCheck: not spam, SpamAssassin (score=-2.8, required
>5,
> >GAPPY_TEXT, LINES_OF_YELLING, PGP_SIGNATURE)
>
>I then set
> Use SpamAssassin = yes
> Always Include SpamAssassin Report = no
>and restarted MailScanner.
>
>Using the same pair of messages again, I get
>sample-spam.txt
> >X-MailScanner-SpamCheck: SpamAssassin (score=17, required 5,
> >FROM_HAS_MIXED_NUMS, INVALID_MSGID, INVALID_DATE, MSGID_HAS_NO_AT,
> >SMTPD_IN_RCVD, UNDISC_RECIPS, NO_REAL_NAME, HOME_EMPLOYMENT,
> >ONCE_IN_LIFETIME, CALL_FREE, REMOVE_SUBJ, LINES_OF_YELLING,
> >LINES_OF_YELLING_2, LINES_OF_YELLING_3, RCVD_IN_OSIRUSOFT_COM)
>
>sample-nonspam.txt
> >(no SpamCheck header at all)
>
>So either
> a) something weird is happening that is affecting your system
>and
>not mine
>or b) we are running different code.
>
>(b) is the most likely. I've got 1 more little feature to test out (RBL
>checks timeout setting), then I'll release the code again. Any of you
>having problems can then upgrade to that version and we'll see if your
>problems go away.
>
> >Return-Path: <susanepapelej at jippii.fi>
> >Received: from mail1.alluneedhosting.com ([208.46.132.87])
> > by vulcan.bepinc.com (8.11.6/8.11.6) with SMTP id g4M9DW103272
> > for <darian at bepinc.com>; Wed, 22 May 2002 04:13:32 -0500
> >To: darian at bepinc.com
> >Date: Wed, 22 May 2002 05:11:15 -0500
> >Message-ID: <1022058675.2071 at localhost.localdomain>
> >X-Mailer: Becky! ver. 2.00.03
> >From: susanepapelej at jippii.fi
> >Sender: <susanjqhnomac at jippii.fi>
> >X-Sender: <susanqbiyhrhn at jippii.fi>
> >Reply-To: <susanhhfnsjye at jippii.fi>
> >Subject: INC 500 Co. Seeks Mgrs. / High $$ Paid!
> >X-VirusScan: Found to be clean
> >X-MailScanner-SpamCheck: not spam, SpamAssassin (score=9.8, required 5,
> > INVALID_DATE_ODD_MONTH, PLING, CLICK_BELOW, NORMAL_HTTP_TO_IP,
> > WEB_BUGS, CLICK_HERE_LINK, CTYPE_JUST_HTML)
> >Status:
> >
> >-----Original Message-----
> >From: MailScanner mailing list [mailto:MAILSCANNER at JISCMAIL.AC.UK] On
> >Behalf Of Mike Wallis
> >Sent: Tuesday, May 21, 2002 10:24 AM
> >To: MAILSCANNER at JISCMAIL.AC.UK
> >Subject: Spam not being flagged
> >
> >
> >I just upgraded to 3.15-3 and noticed something odd while testing.
> >
> >---begin---
> >X-MailScanner: Found to be clean
> >X-MailScanner-SpamCheck: not spam, SpamAssassin (score=7, required 5,
> > SUBJ_HAS_Q_MARK, EXCUSE_3, EXCUSE_7, OPT_IN, CLICK_BELOW,
> > SUBJ_REMOVE)
> >---end---
> >
> >In this particular instance, I forwarded myself some spam (the original
> >generated a much higher score) and thought it rather odd that a score
>in
> >excess of the required score would get a 'not spam' designation.
> >
> >Any ideas?
> >
> >--
> >Mike Wallis
> >mw at unixsecurity.org
>
>--
>Julian Field Teaching Systems Manager
>jkf at ecs.soton.ac.uk Dept. of Electronics & Computer Science
>Tel. 023 8059 2817 University of Southampton
> Southampton SO17 1BJ
--
Julian Field Teaching Systems Manager
jkf at ecs.soton.ac.uk Dept. of Electronics & Computer Science
Tel. 023 8059 2817 University of Southampton
Southampton SO17 1BJ
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