Microsoft Windows Server 2003 Unsupported Installation Detection
Critical Nessus Plugin ID 84729
The remote operating system is no longer supported.
The remote host is running Microsoft Windows Server 2003. Support for this operating system by Microsoft ended July 14th, 2015. Lack of support implies that no new security patches for the product will be released by the vendor. As a result, it is likely to contain security vulnerabilities. Furthermore, Microsoft is unlikely to investigate or acknowledge reports of vulnerabilities.
Upgrade to a version of Windows that is currently supported.