spam being delivered with high score

Martin Hepworth maxsec at gmail.com
Tue Jun 9 11:33:52 IST 2009


2009/6/9 Alessandro Dentella <sandro at e-den.it>:
> On Tue, Jun 09, 2009 at 10:17:24AM +0100, Martin Hepworth wrote:
>> 2009/6/9 Alessandro Dentella <sandro at e-den.it>:
>> > Hi,
>> >
>> >  i recenlty started receiving spam messages with high score (> 12) and
>> >  [SPAM] subject and 'X-Spam-Status: No' even if the configuration of my
>> >  mailscanner is:
>> >
>> >      Required SpamAssassin Score = 5
>> >      High SpamAssassin Score = 6
>> >      Spam Actions = header "X-Spam-Status: Yes" store
>> >      High Scoring Spam Actions = header "X-Spam-Status: Yes" store
>> >      Non Spam Actions = deliver header "X-Spam-Status: No"
>> >
>> >  is there some other directive that may confuse mailscanner?
>> >
>> >  thanks in advance
>> >  sandro
>> >  *:-)
>> >
>> >
>> > --
>> > Sandro Dentella  *:-)
>> > http://sqlkit.argolinux.org        SQLkit home page - PyGTK/python/sqlalchemy
>> > --
>> > MailScanner mailing list
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>> > http://lists.mailscanner.info/mailman/listinfo/mailscanner
>> >
>> > Before posting, read http://wiki.mailscanner.info/posting
>> >
>> > Support MailScanner development - buy the book off the website!
>> >
>>
>>
>> Sandro
>>
>> Full headers for an example email would be useful.
>
> here it is:
>
> Content-Type: text/html; charset="iso-8859-1"
> Content-Transfer-Encoding: 7bit
> MIME-Version: 1.0
> X-Spam-Score: 12.7 (++++++++++++)
> X-Spam-Report: Spam Filtering performed by mx.sourceforge.net.
>        See http://spamassassin.org/tag/ for more details.
>        0.0 MISSING_DATE           Missing Date: header
>        0.6 HTML_IMAGE_RATIO_02    BODY: HTML has a low ratio of text to image area
>        0.0 HTML_MESSAGE           BODY: HTML included in message
>        1.7 MIME_HTML_ONLY         BODY: Message only has text/html MIME parts
>        1.5 RAZOR2_CF_RANGE_E8_51_100 Razor2 gives engine 8 confidence level
>        above 50%
>        [cf: 100]
>        2.0 RAZOR2_CHECK           Listed in Razor2 (http://razor.sf.net/)
>        0.5 RAZOR2_CF_RANGE_51_100 Razor2 gives confidence level above 50%
>        [cf: 100]
>        2.9 RCVD_IN_XBL            RBL: Received via a relay in Spamhaus XBL
>        [89.33.169.107 listed in zen.spamhaus.org]
>        1.1 RCVD_IN_SORBS_WEB      RBL: SORBS: sender is a abuseable web server
>        [89.33.169.107 listed in dnsbl.sorbs.net]
>        2.5 RCVD_IN_BL_SPAMCOP_NET RBL: Received via a relay in bl.spamcop.net
>        [Blocked - see <http://www.spamcop.net/bl.shtml?89.33.169.107>]
> X-VA-Spam-Flag: YES
> X-Spam-Flag: YES
> X-Headers-End: 1MDNHN-0007fQ-4s
> Subject: {Disarmed} [SPAM] Books you need
> Date: Sun,  7 Jun 2009 20:39:31 +0200 (CEST)
> X-MailScanner-ID: 957E45C74E.955AD
> X-thundersystems-MailScanner: Found to be clean
> X-thundersystems-MailScanner-SpamScore: ssss
> X-thundersystems-MailScanner-From: sdtcl at users.sourceforge.net
> X-Spam-Status: No
> Status: O
> Content-Length: 5344
>
> sandro
> *:-)
>
>
> --
> Sandro Dentella  *:-)
> http://sqlkit.argolinux.org        SQLkit home page - PyGTK/python/sqlalchemy
> --
> MailScanner mailing list
> mailscanner at lists.mailscanner.info
> http://lists.mailscanner.info/mailman/listinfo/mailscanner
>
> Before posting, read http://wiki.mailscanner.info/posting
>
> Support MailScanner development - buy the book off the website!
>


Sandro

MailScanner only scored it as 4 (4 s's in the
X-thundersystems-MailScanner-SpamScore: ssss line) Something else must
be spamassassin scoring this as well.

-- 
Martin Hepworth
Oxford, UK


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