Error message when you try to make a remote connection to the registry of a Windows-based computer from a Windows Server 2003 SP1-based computer: "Access denied"


Symptoms


When you try to make a remote connection to the registry of a Microsoft Windows-based computer from a Microsoft Windows Server 2003 Service Pack 1 (SP1)-based computer, you receive the following error message:
Access denied
This issue may prevent you from using the following programs to deploy agents or clients:
  • Microsoft Systems Management Server (SMS) 2003 Service Pack 1 (SP1)
  • The original release version of SMS 2003
  • SMS 2.0
  • The original release version of Microsoft Operations Manager (MOM) 2005

Cause


This issue occurs because of security changes that are included in Windows Server 2003 SP1.

Resolution


Service pack information

To resolve this problem, obtain the latest service pack for Windows Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
889100 How to obtain the latest service pack for Windows Server 2003

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site: Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

You must be running Windows Server 2003 SP1 to apply this hotfix.


Note x64-based versions of Windows Server 2003 do not require this service pack.

Restart requirement

You must restart the computer after you apply this hotfix. Also, a restart is required after you make the registry key change that is described in the "To enable the hotfix" section.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Windows Server 2003, x86-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Advapi32.dll5.2.3790.2516620,03211-Jan-200603:24x86SP1SP1QFE
Windows Server 2003, x64-based versions
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Advapi32.dll5.2.3790.25161,051,13611-Jan-200603:04x64SP1SP1QFE
Wadvapi32.dll5.2.3790.2516620,03211-Jan-200603:04x86SP1WOW

Registry information

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows


To enable the hotfix, add the DontUseSecureNPForRemote entry to the following registry subkey. Then, set this entry to a value of 1.
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\RemoteRegistry\Parameters
To do this, follow these steps:
  1. Click Start, click Run, type regedit, and then click
    OK.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\RemoteRegistry\Parameters
  3. On the Edit menu, point to
    New, and then click DWORD Value.
  4. Type DontUseSecureNPForRemote, and then press ENTER.
  5. Right-click DontUseSecureNPForRemote, and then click Modify.
  6. In the Value data box, type
    1, and then click OK.
  7. Exit Registry Editor.

    Note If the DontUseSecureNPForRemote entry is not set to 1 after this hotfix is applied, the following event may be logged when the computer tries to connect to a clustered network name that has Kerberos enabled:
    The client's connection attempt to a clustered network name that has Kerberos enabled succeeds even though this event is logged. Set the DontUseSecureNPForRemote entry to 1 to prevent this event from being logged.

If the failure auditing of the "Audit logon events" policy is enabled, Event 529 may also be logged several times per second in the security event log of the cluster node:

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Microsoft Windows Server 2003 Service Pack 2.

More Information


The issue that is described in the "Symptoms" section may affect programs that use the WnetConnection2 function to connect to a Windows-based computer from a Windows Server 2003 SP1-based computer. Specifically, this issue may occur if the following conditions are true:
  • The WnetConnection2 function uses an alternative set of credentials to connect to the IPC$ share.
  • The WnetConnection2 function takes this action before it calls the RegConnectRegistry function.
For more information about the terms that are used to describe software updates, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates