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Date:      Tue, 27 Nov 2001 12:13:00 -0700
From:      Brett Glass <brett@lariat.org>
To:        Adam Laurie <adam@algroup.co.uk>, security@FreeBSD.ORG
Cc:        "Michael M. Butler" <butler@comp-lib.org>
Subject:   Re: some shit to see
Message-ID:  <4.3.2.7.2.20011127121153.056cdd10@localhost>
In-Reply-To: <3C03E456.6BD7FB3E@algroup.co.uk>
References:  <200111230926.fAN9Qw630403@peony.ezo.net> <3BFF9D53.CBB692E2@comp-lib.org>

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At 12:07 PM 11/27/2001, Adam Laurie wrote:

>unfortunately it seems a little more intelligent than a turkey as it can
>bypass some security scanners such qmail-scanner
>(http://qmail-scanner.sourceforge.net/) - i guess there's a bug relating
>to the mime type, since we have this rule:
>
>  .exe                    0       Executable attachment (not allowed)
>
>which should block all .exe attachments, but this one gets through... i
>will forward this to the qmail list as well instead of cross-posting,
>but thought you might like to be aware in case your scanner is also at
>risk...

See the paper I presented at BSDCon (and then updated for OSCon 2001) for 
information on scanners that will catch it. 

http://www.brettglass.com/spam/paper.html

--Brett


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