Re: [Exim] Generic VBS script detection - filter attached (f…

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Szerző: robert rotman
Dátum:  
Címzett: Exim
Tárgy: Re: [Exim] Generic VBS script detection - filter attached (fwd)
hi,

why did the ILOVEYO___U virus passed through?

i sent a mail with the header:

--985893548-832319850-957462939=:25793
Content-Type: TEXT/PLAIN; charset=US-ASCII;
nam___e="LOVE-LETTER-FOR-YO___U.TXT.vbs"
Content-Transfer-Encoding: BASE64
Content-ID: <Pine.LNX.3.96.1000504195539.25793B@???>
Content-Description:

-> here follows the uuencoded vb-script


why does it not match TEXT/PLAIN?


robert


PS: ___ = to pass the filter


On Fri, 5 May 2000, Nigel Metheringham wrote:

> I reverted to the original form for various reasons, some of which
> probably would not hold up past a rewritten version message_body that
> is more efficient :-)
>
> The filter is attached.
> Its also at:-
>     ftp://ftp.exim.org/pub/filter/system_filter.exim

>
> so you can avoid the mangling that mailers are bound to apply :-)
>
> Seems to work on current tests, no guarantees. It does catch the forms
> I saw yesterday.
>
> It did show up some interesting things about exim's parsing - looks
> like () have to be within quotes or the parser falls over.
>
>     Nigel.

>
>


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di. robert rotman                                   inode.graz
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