does Find Phishing Fraud alone imply disarming?

Julian Field MailScanner at ecs.soton.ac.uk
Thu Oct 27 08:58:15 IST 2005


-----BEGIN PGP SIGNED MESSAGE-----

Bug.

Apply this patch to /usr/lib/MailScanner/MailScanner/Message.pm
- ----- SNIP -----
- --- Message.pm.old 2005-10-24 20:06:03.000000000 +0100
+++ Message.pm        2005-10-27 08:54:46.122216809 +0100
@@ -4421,7 +4421,7 @@
      if MailScanner::Config::Value('tagphishingsubject', $this) =~ /1/;
    #print STDERR "PhishingSubjectTag = $PhishingSubjectTag\n";
    $PhishingHighlight = 1
- -    if MailScanner::Config::Value('phishinghighlight', this) =~ /1/;
+    if MailScanner::Config::Value('phishinghighlight', $this) =~ /1/;
    #print STDERR "PhishingHighlight = $PhishingHighlight\n";
    $DisarmPhishingFound = 0;
    $DisarmHTMLChangedMessage = 0;
- ----- SNIP -----

So it was 1 missing $ symbol.
Sorry about that, should have tested it better.

On 26 Oct 2005, at 22:47, Brent Emerson wrote:

> Hi,
>
> We've really been looking forward to using the phishing detection,  
> but we
> don't like to modify message content.  I've just recently upgraded to
> 4.46.2 and assumed that
>
>     Find Phishing Fraud = yes
>     Highlight Phishing Fraud = no
>     Phishing Modify Subject = yes
>
> would detect phishing attempts and then modify the subject without
> disarming the phishing tags.  But I see lines like:
>
> Oct 26 14:16:49 smtp2 MailScanner[79047]: Content Checks: Detected and
> have disarmed phishing tags in HTML message
>
> in my logs, and my clients report some mangling of the content in  
> affected
> messages.  Is there a setting I've missed, or is there currently no  
> way to
> do phishing detection without disarming?  If not, could detection be
> separated from disarming in a future release, perhaps with a  
> setting like:
>
>     Allow Phishing = yes/no/disarm
>
> similar to the treatment of Scripts/WebBugs/etc.
>
>
> Brent Emerson
>
> P.S. We want to avoid disarming (1) because it violates a basic  
> principle
> we have of not modifying message bodies except to remove whole  
> viral MIME
> parts and (2) because we've found the phishing system to sometimes  
> make
> mistakes in putting links back together, for instance shifting the
> position of formatting tags around within/around an anchor tag.
>
>
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- -- 
Julian Field
www.MailScanner.info
Buy the MailScanner book at www.MailScanner.info/store
PGP footprint: EE81 D763 3DB0 0BFD E1DC 7222 11F6 5947 1415 B654


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