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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Denial of Service >> IIS 5.0 PROPFIND Vulnerability


Vulnerability Assessment Details

IIS 5.0 PROPFIND Vulnerability

Vulnerability Assessment Summary
Attempts to crash the Microsoft IIS server

Detailed Explanation for this Vulnerability Assessment

It was possible to disable the remote IIS server
by making a variation of a specially formed PROPFIND request.
A possible hacker, exploiting this vulnerability, would be able
to render the web service useless. If the server is 'business
critical', the impact could be high.

Solution : disable the WebDAV extensions, as well as the PROPFIND command
See
http://support.microsoft.com/support/kb/articles/Q241/5/20.ASP
See also:
http://www.microsoft.com/technet/security/bulletin/MS01-016.mspx

Network Security Threat Level: High

Networks Security ID: 2453

Vulnerability Assessment Copyright: This script is Copyright (C) 2001 John Lampe

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