Part 3 of our MS08-001 blog post series mentioned that Windows Server 2003 does not expose an attack vector to the vulnerable IGMP code execution vulnerability by default. Windows XP and Vista enable UPnP (Universal Plug-and-Play) which exposes an attack vector to the vulnerable code but Windows Server 2003 does not enable UPnP. As a result, the WS03 machine will ignore IGMP messages received from the network [read more on the blog]...