If you run win2K pro /server advServer have a look at this

heres an excellent tool , to see if your all patched up (240K)
http://www.microsoft.com/downloads/release.asp?releaseid=31154
Scanning WIN2K
...............
Done scanning WIN2K
----------------------------
WIN2K
----------------------------

WINDOWS 2000 SERVER SP2
Patch NOT Found MS00-077 Q299796
Patch NOT Found MS00-079 Q276471
Patch NOT Found MS01-007 Q285851
Patch NOT Found MS01-013 Q285156
WARNING MS01-022 Q296441
Patch NOT Found MS01-025 Q296185
Patch NOT Found MS01-031 Q299553
Patch NOT Found MS01-036 Q299687
Patch NOT Found MS01-037 Q302755
Patch NOT Found MS01-040 Q292435
Patch NOT Found MS01-041 Q298012
Patch NOT Found MS01-043 Q303984
Patch NOT Found MS01-046 Q252795
Internet Information Services 5.0
Patch NOT Found MS01-025 Q296185
Patch NOT Found MS01-044 Q301625
Internet Explorer 5.01 SP2
Patch NOT Found MS01-027 Q295106

the patches are here (below) all indexed
http://www.microsoft.com/technet/treeview/default.asp?url=/technet/itsolutions/security/current.asp

1. RE: If you run win2K pro /server advServer have a look at this
waddy Aug-22-01 05:04 PM
In response to message 0

this ones an online test ....
http://www.microsoft.com/technet/mpsa/start.asp
its really good
the command line one above seems better though