full-disclosure - Re: DLL hijacking with Autorun on a USB drive

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Date: Thu, 02 Sep 2010 16:05:06 -0400
From: Valdis.Kletnieks@...edu
To: Pavel Kankovsky <peak@...o.troja.mff.cuni.cz>
Cc: full-disclosure@...ts.grok.org.uk
Subject: Re: DLL hijacking with Autorun on a USB drive

On Thu, 02 Sep 2010 20:47:03 +0200, Pavel Kankovsky said:
> On Tue, 31 Aug 2010 Valdis.Kletnieks@...edu wrote:
> 
> > Only if your OS's security model understands the fact that executable
> > code and data belong in different security domains and thus different
> > rules should apply about what files to "trust" in each category.
> 
> If your OS's security model "understands" programs and data belong in
> different security domains then every instruction of code on your computer
> is trusted to enforce that policy. Your line of defence goes through every
> program and any bug can breach it. The failure is inevitable. [1]
> 
> [1] P. A. Loscocco, S. D. Smalley, P. A. Muckelbauer, R. C. Taylor,
> S. J. Turner and J. F. Farrell, "The Inevitability of Failure: The Flawed
> Assumption of Security in Modern Computing Environments", In Proceedings
> of the 21st National Information Systems Security Conference, 1998,
> pp. 303--314 
> <http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.117.5890>

Yeah, but hacking a Harvard architecture is still balls harder than hacking
a von Neumann architecture. ;)

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