full-disclosure - Re: Nmap NOT VULNERABLE to Windows DLL Hijacking Vulnerability

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Date: Thu, 9 Sep 2010 11:29:17 +1000
From: paul.szabo@...ney.edu.au
To: full-disclosure@...ts.grok.org.uk, fyodor@...ecure.org, jf@...co.net
Subject: Re: Nmap NOT VULNERABLE to Windows DLL Hijacking
	Vulnerability

jf <jf@...co.net> wrote:

> ... my understanding of the issue was not the default library search
> path, but rather that people are using SearchPath() or similar to locate
> DLLs which they then pass to LoadLibrary() ...

And, people loading DLLs they do not need, for OS version detection.
(Maybe others?)

> ... I can't see anyone opening a URL with nmap itself ...

An "exploit scenario" for nmap: send a ZIP (or somesuch) archive to
the victim, containing a data file and a "hidden" DLL, with message:
  Hey, these seem infected with conficker, check with nmap
and the victim using "nmap -iL datafile" from current dir.

Cheers, Paul

Paul Szabo   psz@...hs.usyd.edu.au   http://www.maths.usyd.edu.au/u/psz/
School of Mathematics and Statistics   University of Sydney    Australia

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