A piece of code that exploits a critical vulnerability that Microsoft issued a patch for only last week has been posted online, raising fears of an imminent MSBlast-style attack.
...
"We ran (the compiled code) against an unpatched XP and Windows 2000 SP3 system, and it took both systems down. It does a buffer overflow and immediately sends the PC into a reboot phase that you can't get out of," he said.