With a lot of enterprises in the middle of the WannaCry and NoPetya vulnerability. If you are running a enterprise VDI environment the fix is pretty simple. Just target your Master VM or Golden Master images and run the Windows Update. Once you have updated the image simply Recompose or Push-Image the desktops pools with the latest updates. Your environment is quickly secured! These vulnerability reiterate the importance of regular patching within the production environments for your Core infrastructure + Master Images.
WannaCry Patch for All Windows versions – https://technet.microsoft.com/en-us/library/security/ms17-010.aspx
Vulnerability Scanner
A quick and easy way to scan your environment is using a free EternalBlue vulnerability scanner. – http://omerez.com/eternalblues/
Simply download the scanner and launch it on a Windows VM of your choice on Windows 7/8.1/10.
IP Range:
The tool by default tends to select the /24 subnet. However, if you have a bigger subnet like a /19 to scan simply enter the Start and End of the entire subnet range. In this example its a 192.168.0.0/19. It will scan for 8190 IP addresses.
I hope you scan your environment ASAP! Get rid of the vulnerability ASAP!
Thanks,
Aresh