Inappropriate user with Increase Scheduling Priority privilege

Risk Level: Medium risk vulnerability  Medium

Check or Attack Name: Increase Priority Privilege

Platforms: Windows NT
Description:

A user has been found with Increase Scheduling Priority privileges. This right is normally only granted to Administrators and Power Users.

Remedy:

Verify Advanced user rights in User Manager.

To audit and revoke this privilege, follow these steps:

  1. Open User Manager. From the Windows NT Start menu, select Programs, Administrative Tools (Common), User Manager.
  2. From the Policies menu, select User Rights to display the User Rights Policy dialog box.
  3. Select the Show Advanced User Rights check box.
  4. From the Right list, select Increase scheduling priority.
  5. Verify this right is set in accordance with your security policy.
  6. To remove a user, select the user and click Remove.
References:

Microsoft Knowledge Base Article Q103810, Realtime Priority Applications And Windows NT, http://support.microsoft.com/support/kb/articles/q103/8/10.asp

Microsoft Knowledge Base Article Q101366, Definition and List of Windows NT Advanced User Rights, http://support.microsoft.com/support/kb/articles/q101/3/66.asp


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