Microsoft Issues Emergency Windows Security Update For A Critical RCE Vulnerability (CVE-2017-11937) In Its Malware Protection Engine—Patch Now.
https://t.co/x5BjpPOJEA
Flaw Allows Attackers to Take Full Control of Your PC Remotely.
So was it a bug in the software - like all software solutions even US made have - or a deliberate hole made available for the Kremlin. https://t.co/LBw2Wj0xmB