WannaCry Malware Exploited OS Weakness to Spread

The recent ransomware cyberattack has claimed an estimated 300,000 computers in 150 countries.

Cyber security expert Justin Cappos is a professor at NYU's Tandon School of Engineering. He described what the WannaCry malware is doing now and how it invades computers through a loophole in Microsoft Corp's Windows operating system. He said the malware exploits a weakness in the operating system to spread from computer to computer.  Microsoft issued a patch in March that closed the loophole but people who didn't update or are using pirated versions of Windows were vulnerable.

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