full-disclosure - question regarding CAN-2004-0930

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From: pauls at utdallas.edu (Paul Schmehl)
Subject: question regarding CAN-2004-0930

--On Tuesday, November 16, 2004 03:16:44 PM +0100 Christian Kujau 
<evil@...ouse.de> wrote:
>
> "ls" returned *instantly* with "No such file or directory" and smbd did
> not go crazy. now i ask myself: how comes?
>
Because in the former case you were attempting to access a file through the 
daemon.  In the latter, you were attempting to access a file through a unix 
utility.  The former (smbd) is vulnerable.  The latter (ls) apparently is 
not.

Paul Schmehl (pauls@...allas.edu)
Adjunct Information Security Officer
The University of Texas at Dallas
AVIEN Founding Member
http://www.utdallas.edu