Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to gather information specific to the environment of the targeted component.

According to the CVSS metric, the attack vector is network (AV:N) and the user interaction is required (UI:R). What is the target context of the remote code execution?
This attack requires a client to connect to a malicious server, and that could allow the attacker to gain code execution on the client.

Security updates
10.0.17763.5820 — https://support.microsoft.com/help/5037765
10.0.20348.2461 — https://support.microsoft.com/help/5037782
10.0.20348.2458 — https://support.microsoft.com/help/5037848
10.0.22000.2960 — https://support.microsoft.com/help/5037770
10.0.19044.4412 — https://support.microsoft.com/help/5037768
10.0.22621.3593 — https://support.microsoft.com/help/5037771
10.0.25398.887 — https://support.microsoft.com/help/5037781
10.0.10240.20651 — https://support.microsoft.com/help/5037788
10.0.14393.6981 — https://support.microsoft.com/help/5037763
6.0.6003.22668 — https://support.microsoft.com/help/5037800
6.0.6003.22668 — https://support.microsoft.com/help/5037836
6.1.7601.27117 — https://support.microsoft.com/help/5037780
6.1.7601.27117 — https://support.microsoft.com/help/5037803
6.2.9200.24868 — https://support.microsoft.com/help/5037778
6.3.9600.21972 — https://support.microsoft.com/help/5037823