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Home >> Browse Vulnerability Assessment Database >> Denial of Service >> IIS Malformed Extension Data in URL


Vulnerability Assessment Details

IIS Malformed Extension Data in URL

Vulnerability Assessment Summary
Performs a denial of service against IIS

Detailed Explanation for this Vulnerability Assessment

It was possible to make IIS use 100% of the CPU by
sending it malformed extension data in the URL
requested, preventing him to serve web pages
to legitimate clients.

Solution : Microsoft has made patches available at :
- For Internet Information Server 4.0:
http://www.microsoft.com/Downloads/Release.asp?ReleaseID=20906
- For Internet Information Server 5.0:
http://www.microsoft.com/Downloads/Release.asp?ReleaseID=20904

Network Security Threat Level: High

Networks Security ID: 1190

Vulnerability Assessment Copyright: This script is Copyright (C) 2000 Renaud Deraison

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