[NT] Web Server 4D/eCommerce DoS Vulnerability

From: support@securiteam.com
Date: 01/20/02 

From: support@securiteam.com
To: list@securiteam.com
Date: Sun, 20 Jan 2002 18:24:14 +0100 (CET)

The following security advisory is sent to the securiteam mailing list, and can be found at the SecuriTeam web site: http://www.securiteam.com
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  Web Server 4D/eCommerce DoS Vulnerability
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SUMMARY

 <http://www.mdg.com/> Web Server 4D/eCommerce is a single application
that includes a shopping cart, credit card authorization, and order
tracking - as well as Web Server 4D 3.5 and WS4D/CGI. A security
vulnerability in the product allows attackers to cause the server to crash
by sending it a long HTTP request.

DETAILS

Vulnerable systems:
Web Server 4D/eCommerce version 3.5.3

Example:
Server crashes after sending a very long URL:
http://host/AAAAAAAAA...(Ax2500)...AAA

ADDITIONAL INFORMATION

The information has been provided by <mailto:ts@securityoffice.net> Tamer
Sahin.

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