Message quarantined as SPAM

[Dominic Raferd]

On 22 June 2017 at 13:13, Scappatura Rocco <Rocco.Scappatura at infracom.it>
wrote:

> Hi,
>
> I have Debian Lenny with postfix+amavisd-new+spamassassin+clamav.
>
> I have detected that a message has been quarantined:
>
> Jun 22 11:45:48 av8 amavis[22610]: (22610-11) Blocked SPAM
> {DiscardedOpenRelay,Quarantined}, [xxx.yyy.zzz.uuu]:50412
> [xxx.yyy.zzz.uuu] <aaa at example.com> -> <bbb at mydomain>, quarantine:
> z/spam-zRJd9Wo5250M.gz, Queue-ID: 8647AD5DBA, Message-ID: <
> 776AB7C587CC457C95FF35582FC9F0E1 at AutoRPZ.local>, mail_id: zRJd9Wo5250M,
> Hits: 6.793, size: 77514, 364 ms
>
> But I have checked it against spamassassin:
>
> gunzip -c z/spam-zRJd9Wo5250M.gz | spamassassin -t
>
> and I get:
>
> .
> .
> .
>
> Content analysis details:   (4.1 points, 5.0 required)
>
>  pts rule name              description
> ---- ---------------------- ------------------------------
> --------------------
>  0.0 HTML_MESSAGE           BODY: HTML included in message
>  0.4 MIME_HTML_MOSTLY       BODY: Multipart message mostly text/html MIME
> -1.9 BAYES_00               BODY: Bayes spam probability is 0 to 1%
>                             [score: 0.0000]
>  0.8 MPART_ALT_DIFF         BODY: HTML and text parts are different
>  1.7 HTML_IMAGE_ONLY_08     BODY: HTML: images with 400-800 bytes of words
>  0.0 TVD_SPACE_RATIO        No description available.
>  1.4 SHORT_HELO_AND_INLINE_IMAGE Short HELO string, with inline image
>  1.8 IMG_DIRECT_TO_MX       No description available.
>
> So the total score is 4,2.
>
> In amavisd configuraton file I have set:
>
> $sa_spam_subject_tag = '[Spam] ';
> $sa_tag_level_deflt  = 2.0;  # add spam info headers if at, or above that
> level
> $sa_tag2_level_deflt = 6.31; # add 'spam detected' headers at that level
> $sa_kill_level_deflt = 6.31; # triggers spam evasive actions
> $sa_dsn_cutoff_level = 10;   # spam level beyond which a DSN is not sent
>
> How the the score 6.793 of amavis is obtained?
>

​If you look at this mail in your quarantine it should have 'X-Spam-Status'
header added by amavis showing how the score was calculated.​ Amavis
doesn't only use spamassassin for the calculation.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.amavis.org/pipermail/amavis-users/attachments/20170623/008a4acf/attachment.html>