A new KB article was released that contains a NLA update for the RDP Protocol.
The corresponding security advisory page seems to be not available yet.
“…An update is available that provides additional defense-in-depth measures for Remote Desktop Protocol Network Level Authentication. Microsoft has released a Microsoft security advisory about this issue for IT professionals. The security advisory contains additional security-related information. To view the security advisory, go to the following Microsoft website http://technet.microsoft.com/security/advisory/2861855…”