Security News > 2017 > February > Will February’s Patch Tuesday fix a known zero-day? (Help Net Security)

Coming into Patch Tuesday we have a known zero day on the Microsoft side, and we’ve seen example code for an SMB exploit that could lead to DoS and BYOD of a system. US CERT recommends blocking outbound SMB connections until an update is in place. This would include blocking TCP ports 139 and 445 along with UDP ports 137 and 138 from the local network to the wide area network. Laurent Gaffié, the researcher … More →

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