Microsoft KB Archive/230130

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PRB: SCardEstablishContext Returns ERROR_ACCESS_DENIED with Hotfix Q221991

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Q230130

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The information in this article applies to:


 * Microsoft Win32 Application Programming Interface (API), included with:
 * Microsoft Windows NT Server version 4.0
 * Microsoft Windows NT Workstation version 4.0

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SYMPTOMS
For Smart Card Resource Manager version 1.0, SCardEstablishContext returns ERROR_ACCESS_DENIED (5) if the following Hotfix (security bulletin MS99-008) has been applied:

"Q221991 Screen Saver Vulnerability Lets User Privileges Be Elevated"

CAUSE
Because of changes in ACL processing in service packs after SP4, the Smart Card Resource Manager's version 1.0 client is denied access to its server.

RESOLUTION
Either do not apply this Hotfix (security bulletin MS99-008), or do not use the Smart Card Resource Manager version 1.0.

STATUS
Microsoft has confirmed this to be a problem in the Microsoft products that are listed at the beginning of this article.

MORE INFORMATION
You can determine whether the Hotfix has been applied by examining the following files. The English version of this fix should have the following file attributes or later: