It’s old vulnerability but still exists.

Due to security vulnerabilities with NetBIOS over TCP/IP, you may wish to disable it by following instructions.

  • Right click on Network icon on start bar at right-hand side and click on open network and sharing center
  • Click on Change adapter settings
  • Right click on your Network interface and click on Properties

  • Select Internet Protocol Version 4(TCP/Ipv4) and click on Properties
  • Click on Advanced on properties window
  • Click on WINS tab and select Disable NetBIOS over TCP/IP

  • Click OK

Done, NetBIOS over TCP/IP is disabled now.  Learn more about Windows Administration here.