Yes, they  have addressed the alarm in recent patches ESXi 6.7 Patch Release ESXi670-201911001 which will then allow you to resume the WBEM services. This is also posted on the article https://kb.vmware.com/s/article/74607  about the issue. About the...

Just a quick note to remind everyone that in 6.7U3 you might get a lot of "Sensor -1" alarms which flood the system.https://kb.vmware.com/s/article/74607

I was finally able to get it from the vmWare site under the vHorizon section. Already pushed to 3 hosts and it seems solid.

The link has arrived on the MyVMWare downloads page for Cisco Custom ESXi 6.7 U3, but it takes you to a broken page. This link is now working!https://my.vmware.com/group/vmware/details?downloadGroup=OEM-ESXI67U3-CISCO&productId=734 

For anybody having this problem, I came up with an alternative that doesn't require rebuilding the entire community.   My situation was nearly identical to the OP. I had 20+ switches in a community and one day, I went to add a switch to the Community...