honksu posted this same question in the nLite discussion thread. I responded after researching at MS ,torture that it is. follow this link to get correct hotfix as they are OS specific http://www.microsoft.com/technet/security/...n/ms08-076.mspx These are the files altered in the 2000 OS Windows Media Player 6.4 for Windows 2000 File name File version File size Date Time Platform Netlogon.dll 5.0.2195.7011 366,864 07-Apr-2005 20:24 x86 Sp3res.dll 5.0.2195.7151 6,276,608 29-Feb-2008 10:26 x86 Msv1_0.dll 5.0.2195.6926 125,200 07-Apr-2005 20:21 x86 Logagent.exe 4.1.0.3937 65,055 19-Jun-2008 12:39 x86 Strmdll.dll 4.1.0.3937 247,326 19-Jun-2008 11:28 x86 It seems as those the files are specific versions for each OS yet the the same KB# is used in every instance.