full-disclosure - Re: Firewire Attack on Windows Vista

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Message-ID: <0273B67044957C41BD71D12EBA2E00AE252F13@becca.LarrySeltzer.local>
Date: Thu, 6 Mar 2008 15:35:46 -0500
From: "Larry Seltzer" <Larry@...ryseltzer.com>
To: "Tim" <tim-security@...tinelchicken.org>
Cc: Full Disclosure <full-disclosure@...ts.grok.org.uk>,
	Bugtraq <bugtraq@...urityfocus.com>
Subject: Re: Firewire Attack on Windows Vista

>>No, the iPod device signature makes Windows drivers think it should
allow DMA access for that device because it detect it as a disk device.
>>Other disk device signatures would likely work the same way, that's
just the one he happened to emulate.

Is it not possible for Windows (or any OS) to open up DMA for a device
only to a certain range? 

If not, what options are available? 

Larry Seltzer
eWEEK.com Security Center Editor
http://security.eweek.com/
http://blogs.pcmag.com/securitywatch/
Contributing Editor, PC Magazine
larry.seltzer@...fdavisenterprise.com

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