You can only call 'KeBugCheck()' from a driver inside kernel space, see http://msdn2.microsoft.com/en-us/library/ms801640.aspx - that way, this is not a security hole, since you need to be an admin to install the driver.
Microsoft Server OS
The Microsoft Server topic includes all of the legacy versions of the operating system, including the Windows NT 3.1, NT 3.5, NT 4.0 and Windows 2000 and Windows Home Server versions.