RE: Microsoft Windows 2000 WebDAV Buffer Overflow Vulnerability

["Curt Purdy" <purdy () tecman com>]

It is actually ntdll.dll used by webdav in W2K that is the problem.

Curt Purdy CISSP, MCSE+I, CNE, CCDA
Information Security Engineer
DP Solutions

----------------------------------------

If you spend more on coffee than on IT security, you will be hacked.
What's more, you deserve to be hacked.
-- White House cybersecurity adviser Richard Clarke


-----Original Message-----
From: Nicolas Gregoire [mailto:ngregoire () exaprobe com]
Sent: Tuesday, March 18, 2003 2:26 PM
To: Gary O'leary-Steele
Cc: pen-test () securityfocus com
Subject: Re: Microsoft Windows 2000 WebDAV Buffer Overflow Vulnerability



> I am planning to write exploit code for the Microsoft Windows 2000 WebDAV
> Buffer Overflow Vulnerability. However I don't have enough information
about
> the vulnerability, e.g. which webdav component is vulnerable, how it is
> exploited i.e. where does the large string need to be to cause the
overrun.
> I don't know webdav but if i get enough information about the request i
need
> to send to the web server to cause a crash I will write some exploit code
> (in perl) and share with the community.

You could give a look to the related Nessus plugin :
http://cvs.nessus.org/cgi-bin/cvsweb.cgi/~checkout~/nessus-plugins/scripts/i
is_webdav_overflow.nasl


Regards,
--
Nicolas Gregoire ----- Consultant en Sécurité des Systèmes d'Information
ngregoire () exaprobe com ------[ ExaProbe ]------ http://www.exaprobe.com/
PGP KeyID:CA61B44F  FingerPrint:1CC647FF1A55664BA2D2AFDACA6A21DACA61B44F


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