The Strange Journey of an NSA Zero-Day Vulnerability—Into Multiple Enemies' Hands

The Strange Journey of an NSA Zero-Day Vulnerability—Into Multiple Enemies' Hands

Most notably, Symantec says the Chinese group's hacking had planted an NSA backdoor on the network of its victims using a zero-day vulnerability in Microsoft's Server Message Block or SMB software, also seemingly learned by studying the NSA's hacking tools.