I just updated the task to run Microsoft’s Powershell detection tool to version 1.0.4 which has a fix for getting the CPU manufacturer - Microsoft PowerShell content for Meltdown and Spectre - UPDATED to 1.0.4
Microsoft has added an explanation of the output of the powershell script that is very useful: https://support.microsoft.com/en-in/help/4074629/understanding-the-output-of-get-speculationcontrolsettings-powershell