Desktop platforms Toolkit 
Story: August Windows patches arrive
Posted by: Alex Coby (Wednesday 17 August 2005, 8:52 AM)
The Zotob worm only affects certain Windows 2000 systems, so you should be OK.
If you follow the links in the story to Microsoft's advisories, you can find links to all the patches you need across the range of operating systems affected by each of these flaws.
Hope that helps.
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