Office 2007 x files

Julian Field MailScanner at
Fri Aug 29 10:27:53 IST 2008

You cannot allow filenames *only* if they are in an archive. That 
wouldn't add any protection as anyone malicious would just put their 
nasty *.emf files in an archive before sending them to you.

You just need to add \.emf$ files in filename.rules.conf.

Brinkman, Kris CTR USTRANSCOM J6 wrote:
> Does anyone know of a way to add some logic to filename checks.  Recently
> we're seeing that an outside user can send an Office 2007 file to us and it
> is passed since we allow Office files.  However, once the file is opened and
> saved by a Office 2003 user using the compatibility package it automatically
> creates an EMF file in the .pptx file.  If the user then sends the file back
> out, mailscanner opens the file and finds the EMF file inside of it and
> blocks it.  Is there a way to tell it to allow EMF if they are inside a
> .pptx file.  The only other option I can come up with is to allow email from
> our domain to send EMF files using the filename.rules files.
> Thanks
> Kris


Julian Field MEng CITP CEng
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