Windows NetBIOS in Windows Server 2008 SP2 and R2 SP1 Windows 7 SP1 Windows 8.1 Windows Server 2012 Gold and R2 Windows RT 8.1 Windows 10 Gold 1511 1607 1703 and Windows Server 2016 allows a denial of service vulnerability when it improperly handles NetBIOS packets aka \Windows NetBIOS Denial of Service Vulnerability\.