Allow multiple filename extensions?

Jeff Falgout JFalgout at CO.JEFFERSON.CO.US
Fri Jul 11 16:26:34 IST 2003

>>> Tom Combs <combs at> 7/11/2003 7:58:13 AM >>>
>  I'm not clear on the need for denying multiple filename extensions.
>  It seems if an attachment contained a virus, it would be checked by
>  the virus scanner and either caught or cleared regardless of the
>  extension.  Does having multiply filename extensions somehow
>  circumvent this process?
>  I'm considering dropping this ruleset:
>deny    \.[a-z][a-z0-9]{2,3}\s*\.[a-z0-9]{3}$   Found possible
filename hiding
                        Attempt to hide real filename extension

Would the proper way to allow double extensions be to change the "deny"
"allow" or comment out the line?


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