Good news - testing Secure Client 5.1.4.74 and MDE portal seems to be not reporting this version as a risk!

Can confirm my reports didn't change anything. The inertia needed to get MS to change this, as @mcoombe said, might require Cisco's input?

Thanks - reported in two tenants:  

Hi stsargen, We can report this is an inaccuracy to Microsoft, if you are sure that this component is not vulnerable. Agreed based on description it shouldn't, but we don't have source code or vuln tests to confirm.

Hi Gopinath, The fixed releases section in the link you provided refers to the software we have already installed: 5.1.2.42 (cisco-secure-client-win-5.1.2.42-predeploy-k9) v5.1.2.42 bundles a component (Cisco secure Client Socket Filter Tool ) which ...