Microsoft KB Archive/143484

= IIS Services Stop with Large Client Requests =

Article ID: 143484

Article Last Modified on 12/8/2003

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APPLIES TO


 * Microsoft Windows NT Server 4.0, Terminal Server Edition
 * Microsoft Internet Information Server 2.0
 * Microsoft Internet Information Server 3.0
 * Microsoft Windows NT Server 4.0 Standard Edition

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This article was previously published under Q143484





SYMPTOMS
Microsoft Internet Information Server services are stopped and a Dr. Watson error, which references the Inetinfo.exe process, is generated.



CAUSE
The Internet Information Server service stops when it receives a client request (such as URLs and headers) that contains between 4 and 8 kilobytes of data from a browser.



RESOLUTION
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

For your convenience, the English version of this post-SP3 hotfix has been posted to the following Internet location. However, Microsoft recommends that you install Windows NT 4.0 Service Pack 4 to correct this problem.

ftp://ftp.microsoft.com/bussys/winnt/winnt-public/fixes/usa/nt40/hotfixes-postSP3/iis-fix



STATUS
Microsoft has confirmed this to be a problem in Internet Information Server versions 2.0 and 3.0. This problem was first corrected in Windows NT 4.0 Service Pack 4.0 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: 4.00 3.00 2.00 access violation denial of service attack

Keywords: kbbug kbfix kbfile KB143484

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