Windows Server 2008 Build 6003 Patched Link Direct

Microsoft provided three years of ESU for eligible customers, which concluded on January 10, 2023

The minor revision numbers trailing Build 6002 were limited to a specific decimal range. To prevent a decimal overflow that would break third-party enterprise software and native deployment mechanics, Microsoft deliberately incremented the base build number to via update KB4493471 . windows server 2008 build 6003 patched

If you encounter build 6003 today, treat it as a relic that requires: Microsoft provided three years of ESU for eligible