Windows Local Security Authority Subsystem Service (LSASS) 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 win a race condition.

According to the CVSS metric, the attack vector is network (AV:N), privilege required is none (PR:N), and user interaction is none (UI:N). What is the target used in the context of the remote code execution?
The attacker for this vulnerability could target the server accounts in an arbitrary or remote code execution and attempt to trigger malicious code in the context of the server's account through a network call. The attacker needs no privileges nor does the user need to perform any action.

Security updates
10.0.17763.6659 — https://support.microsoft.com/help/5048661
10.0.20348.2966 — https://support.microsoft.com/help/5048654
10.0.20348.2908 — https://support.microsoft.com/help/5048800
10.0.19044.5247 — https://support.microsoft.com/help/5048652
10.0.22621.4602 — https://support.microsoft.com/help/5048685
10.0.26100.2605 — https://support.microsoft.com/help/5048667
10.0.26100.2528 — https://support.microsoft.com/help/5048794
10.0.25398.1308 — https://support.microsoft.com/help/5048653
10.0.10240.20857 — https://support.microsoft.com/help/5048703
10.0.14393.7606 — https://support.microsoft.com/help/5048671
6.0.6003.23016 — https://support.microsoft.com/help/5048710
6.0.6003.23016 — https://support.microsoft.com/help/5048744
6.1.7601.27467 — https://support.microsoft.com/help/5048695
6.1.7601.27467 — https://support.microsoft.com/help/5048676
6.2.9200.25222 — https://support.microsoft.com/help/5048699
6.3.9600.22318 — https://support.microsoft.com/help/5048735