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Re: multiple vulnerabilities in un-cgi


From: Carlo Strozzi <carlos () texne com>
Date: Wed, 18 Jul 2001 10:09:57 +0200

On Tue, Jul 17, 2001 at 12:48:12PM +0200, Khamba Staring wrote:

1. uncgi does no relative directory checking; this means anyone can
   execute any program on the remote system as the http user (to some
   extent, permission wise of course) using the simple dot-dot-slash trick.

Can you provide the exploit code please ? I was not able to reproduce
the problem. I've tried with things like ../ and %2E%2E%2F but neither
worked, at least with Apache. All I get is the usual '404 Not Found' message.

cheers,
carlo
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