Re: [AMaViS-user] Office 2007 files are T=zip ?

Andy wrote:

> On Wednesday 25 April 2007 18:57:52 Dave Augustus wrote:
>> Hello All,
>>
>> Is there something weird about Office 2007 Doc files? We allow doc files
>> according to company policy but we disallow zip files.
>>
>> Our logs had this entry:
>>
>> maillog:Apr 25 08:54:44 server1.example.com amavis[3926]: (03926-20)
>> Blocked BANNED (P=p004,L=1,M=multipart/mixed |
>> P=p002,L=1/2,M=application/vnd.openxmlformats-
>> officedocument.wordprocessingml.document,T=zip,N=S PS382T.docx |
>> P=p005,L=1/2/1,T=xml,N=[Content_Types].xml) (8,0) , [65.54.246.147]
>> [65.55.152.123] <joeuser@hotmail.com> -> <joeuser@example.com> ,
>> Message-ID: <BAY141-F229AC3FA6B35C904410188A6490@phx.gbl> , mail_id:
>> TnFgx8me0JdN , Hits: - , size: 132392 , smtp_resp: 554 5.7.0 Reject,
>> id=03926-20 - BANNED: P=p004,L=1,M=multipart/mixed |
>> P=p002,L=1/2,M=application/vnd.openxmlformats-officedocument.... ,
>> Subject: "Transcript & Format" , 13250 ms
>>
>> Notice the:
>> T=zip
>>
>> But the mime-type is:
>> M=application/vnd.openxmlformats-
>> officedocument.wordprocessingml.document
>>
>> Is this a zipped file? Is this a standard Office 2007 feature?

> Yes, this is quite correct, nothing weird at all.

> Office 2007 allows the use of OpenOffice compatible documents, which are
> effectively zipfiles with xml files installed. You can verify this by opening
> the file with unzip.


Maybe you could place this just prior to the setting where zip is blocked:

[ qr'.\.(docx)$'i => 0 ], # allow

Gary V



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