SecurityOffice Security Advisory:// Essentia Web Server DoS Vulnerability

From: Tamer Sahin (tsat_private)
Date: Thu Feb 21 2002 - 15:32:00 PST

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    Essentia Web Server DoS Vulnerability
    
    Type:
    
    DoS, crashes Daemon
    
    Release Date:
    
    February 22, 2002
    
    Product / Vendor:
    
    The Essentia Web Server provides Enhanced Web Application and
    Communication Services. Whether you are setting up a simple Web Site
    on your Corporate Intranet or creating large sites for the Internet,
    Essentia provides a simple and flexible way to make an even stronger
    Web and Applications Platform. 
    
    http://www.essencomp.com/
    
    Summary:
    
    Essentia Web Server is subject to a denial of service. Submitting a
    request of unusual length to the host will cause the server to crash.
    A restart is required in order to gain normal functionality.
    
    http://host/AAAAAA...(Ax2000)...AAAAAA
    
    Tested:
    
    Windows 2000 / Essentia Web Server 2.1
    
    Vulnerable:
    
    Essentia Webserver 2.1 (And may be other.)
    
    Disclaimer:
    
    http://www.securityoffice.net is not responsible for the misuse or
    illegal use of any of the information and/or the software listed on
    this security advisory.
    
    Author:
    
    Tamer Sahin
    tsat_private
    http://www.securityoffice.net
    
    Tamer Sahin
    http://www.securityoffice.net
    PGP Key ID: 0x2B5EDCB0
    
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