Microsoft Remote Registry Service Remote Code Execution Vulnerability

According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?
Any authenticated attacker could trigger this vulnerability. It does not require admin or other elevated privileges.

How could an attacker exploit this vulnerability?
A remote, authenticated attacker who is on the domain could exploit an out of bounds write vulnerability within regsvc to execute arbitrary code on the server.

Security updates
10.0.17763.5122 — https://support.microsoft.com/help/5032196
10.0.20348.2113 — https://support.microsoft.com/help/5032198
10.0.20348.2091 — https://support.microsoft.com/help/5032304
10.0.22000.2600 — https://support.microsoft.com/help/5032192
10.0.19043.3693 — https://support.microsoft.com/help/5032189
10.0.22621.2715 — https://support.microsoft.com/help/5032190
10.0.25398.531 — https://support.microsoft.com/help/5032202
10.0.10240.20308 — https://support.microsoft.com/help/5032199
10.0.14393.6452 — https://support.microsoft.com/help/5032197
6.0.6003.22367 — https://support.microsoft.com/help/5032254
6.0.6003.22367 — https://support.microsoft.com/help/5032248
6.1.7601.26816 — https://support.microsoft.com/help/5032252
6.1.7601.26816 — https://support.microsoft.com/help/5032250
6.2.9200.24569 — https://support.microsoft.com/help/5032247
6.3.9600.21668 — https://support.microsoft.com/help/5032249