[Mimedefang] Attachment filtering filename mismatches

[Dan Tulovsky]

Hi.

I am having the same problem.  Can you please tell me exactly where and
how I would add the $ to only check the end of the file, as opposed to
the entire file?

Thank you.
Dan


> -----Original Message-----
> From: mimedefang-admin at lists.roaringpenguin.com 
> [mailto:mimedefang-admin at lists.roaringpenguin.com] On Behalf 
> Of jmiller at purifieddata.net
> Sent: Thursday, October 10, 2002 3:45 PM
> To: MIMEDefang Mailing List
> Subject: Re: [Mimedefang] Attachment filtering filename mismatches
> 
> 
> On Thu, 10 Oct 2002, Stephane Lentz wrote:
> 
> > On Thu, Oct 10, 2002 at 01:51:34PM -0400, David T Hollis wrote:
> > > We recently introduced filtering off bad attachment 
> formats (small 
> > > subset of the stock ones in the example filter) and have 
> come across 
> > > a small problem on the name matching.  People are sending VCards 
> > > (.vcf) which are not blocked, but the filter is matching in cases 
> > > where the filename contains .com (as in 
> joedomain.com.html, Joe User 
> > > (juser at domain.com).vcf).  Any workaround for this?
> > >
> >
> > David,
> > perl code is your friend :-)
> > MIMEDefang is very clean and clear (thanks David).
> >
> > Look at your mimedefang-filter filter, especially 
> filter_bad_filename 
> > You will have to
> > -  add  return 0  if  (....) ;  in filter_bad_filename for special 
> > cases you want to allow  or
> > - change  the $re reg-exp
> >
> > SL/
> > ---
> > Stephane Lentz / Alcanet International - Internet Services 
> > _______________________________________________
> > MIMEDefang mailing list
> > MIMEDefang at lists.roaringpenguin.com
> > http://lists.roaringpenguin.com/mailman/listinfo/mimedefang
> >
> 
> You might want to move the "com" out of the default bad 
> extension list, then add a line like: return 1 if 
> re_match($entity, '\.com$');
> 
> That'll match only when the filename ends in ".com", instead 
> of just matching when it find ".com" anywhere in the 
> filename. You could also just add the "$" to the end of the 
> existing re_match if you only want to reject when the 
> filename ends with one of those.
> 
> --
> Josh I.
> 
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