Greetings,

I have been noticing some incomplete SPAM messages.

This one is missing the 'From:', 'Date:', 'Subject:', 'Message-Id:',
and even the message body; ... and has a forged HELO ...

How could something that badly formatted get a SPAMassassin
score as low as 3.1? ... well below my threshold of 4.7.

> From - Sun May 22 15:40:15 2005
> X-UIDL: 1116736213.M040449P42380.mx5.oct
> X-Mozilla-Status: 0000
> X-Mozilla-Status2: 00000000
> Return-Path: <[EMAIL PROTECTED]>
> Delivered-To: [EMAIL PROTECTED]
> Received: (qmail 42347 invoked by uid 0); 22 May 2005 04:30:01 -0000
> Received: from 61.50.227.191 by mx5.oct
> (envelope-from <[EMAIL PROTECTED]>, uid 0) with qmail-scanner-1.25
>  (clamuko: 0.72.
>  Clear:RC:0(61.50.227.191):.
>  Processed in 0.314645 secs); 22 May 2005 04:30:01 -0000
> X-Qmail-Scanner-Mail-From: [EMAIL PROTECTED] via mx5.oct
> X-Qmail-Scanner: 1.25 (Clear:RC:0(61.50.227.191):. Processed in 0.314645 secs)
> Received: from unknown (HELO 61.50.227.191) (61.50.227.191)
>   by rbl-mx5.oct.nac.net with SMTP; 22 May 2005 04:30:01 -0000
> X-Qmail-Scanner-Message-ID: <[EMAIL PROTECTED]>
> X-Spam-Checker-Version: SpamAssassin 3.0.2 (2004-11-16) on spamd3.oct
> X-Spam-Level: ***
> X-Spam-PrefsFile: nac.net/mdiehl
> X-Spam-Status: No, score=3.1 required=4.7 tests=MISSING_DATE,MISSING_SUBJECT,
>    RCVD_NUMERIC_HELO autolearn=disabled version=3.0.2

My guess is that many of the usual SPAMassassin tests didn't run at all
because of the missing headers ... as though it became whitelisted.

--
Martin G. Diehl

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