Vulnerability Development mailing list archives

Re: directory traversal


From: Jim Nanney <jnanney () datasync com>
Date: Tue, 5 Feb 2002 16:28:31 -0600 (CST)

I'm just a lurker here, but a simple thought...

I saw this and thought well it probably has to do with cmd.exe of win2k

On my win2k machine using cmd.exe:
************************************

C:\>cd winnt\system32\drivers

C:\WINNT\system32\drivers>cd \...\

C:\>

on my win98 machine using command.com
*************************************

C:\>cd windows\system32\drivers

C:\WINDOWS\SYSTEM32\DRIVERS>cd \...\
Bad command or file name

C:\WINDOWS\SYSTEM32\DRIVERS>

Can't give you reasons why, but given the little information supplied I
would bet it would be system calls opening a shell and thus the reason for
the /.../ working on win2k and not 98.

--Jim Nanney


On Tue, 5 Feb 2002, Strumpf Noir Society wrote:

Hi,

Does anyone know any reasons why a good ol' "triple dot" directory
traversal ("/.../") would succeed on Win2k only and not for
example on Win9x systems running the exact same application and
configuration?

Much obliged :)

Thejian

-- 
Best regards,
 Strumpf Noir Society                          mailto:vuln-dev () labs secureance com


"Mere accumulation of observational evidence is not proof."

-- Death, "The Hogfather"




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