hacking contest

hacking exploits security forum
hacking
compliance articles
upgrade backup exec
information security consultant
Help - Search - Member List - Calendar
Full Version: Dos In Webbsyte Chat 0.9.0
GovernmentSecurity.org > The Archives > Exploit Articles
qcred11
Aug 3 2004, 07:53 AM
QUOTE


Application:  Webbsyte Chat
                  http://sourceforge.net/projects/wchat/

Version:      0.9.0

Bug:          Denial Of Service

Date:        02-Aug-2004

Author:      Donato Ferrante
                  e-mail: fdonato@autistici.org
             



xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

1. Description
2. The bug
3. The code
4. The fix

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

----------------
1. Description:
----------------

Vendor's Description:

"Webbsyte Chat lets you keep in touch with people all around the
world!"

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

------------
2. The bug:
------------

The chat server doesn't correctly manage raw requests, in fact it will
crash with the following error:

"Run-time error '40006':
Wrong protocol or connection state for the requested transaction or
request"


xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

-------------
3. The code:
-------------

To test the vulnerability:

establish about 40 raw connections (like telnet) with the chat server.
NOTE: 40 is the maximum number of connections needed to test this bug.



xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

------------
4. The fix:
------------
Vendor was contacted.
The program is no more supported.

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx



Link is unavailable
This is a "lo-fi" version of our main content. To view the full version with more information, formatting and images, please click here.
 
Invision Power Board © 2001-2005 Invision Power Services, Inc.