Client Certificate Mapping Causes Corruption in Server-Side Variables.

ID: Q243391

The information in this article applies to:

Microsoft Internet Information Server version 4.0

SYMPTOMS

When accessing an Microsoft Internet Information Server (IIS) 4.0 Web site that requires a client certificate, the server-side variables do not consistently identify the authenticated client and often the variables contain garbage characters.

RESOLUTION

A supported fix that corrects this problem is now available from Microsoft, but it has not been fully regression tested and should be applied only to systems experiencing this specific problem. If you are not severely affected by this specific problem, Microsoft recommends that you wait for the next Windows NT service pack that contains this fix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information on support costs, please go to the following address on the World Wide Web:

http://www.microsoft.com/support/supportnet/overview/overview.asp

The English version of this fix should have the following file attributes or later:


   Date      Time    Size      Version     File name     Platform  
   --------------------------------------------------------------
   11/23/99  10:31a  329,024   4.2.733.1   asp.dll       x86  
   11/23/99  10:29a  185,248   4.2.733.1   infocomm.dll  x86
   11/23/99  10:30a   11,248   4.2.733.1   iwrps.dll     x86
   11/23/99  10:30a   38,256   4.2.733.1   ssinc.dll     x86
   11/23/99  10:30a   25,360   4.2.733.1   sspifilt.dll  x86
   11/23/99  10:30a  228,464   4.2.733.1   w3svc.dll     x86
   11/23/99  10:29a   87,504   4.2.733.1   wam.dll       x86

STATUS

Microsoft has confirmed this to be a problem in Internet Information Server 4.0.

Additional query words: IIS hotfix hot fix qfe quick engineering patch

Keywords : kbDSupport kbIIS kbiis400
Version : winnt:4.0
Platform : winnt
Issue type : kbbug