Windows Graphics Component Elevation of Privilege Vulnerability

According to the CVSS metric, user interaction is required (UI:R) and privileges required is Low (PR:L). What does that mean for this vulnerability?
An authorized attacker with privileges could send controlled inputs to exploit this vulnerability.

What privileges could be gained by an attacker who successfully exploited the vulnerability?
An attacker who successfully exploited this vulnerability could gain specific limited SYSTEM privileges.

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.

Security updates
10.0.17763.7678 — https://support.microsoft.com/help/5063877
10.0.20348.4052 — https://support.microsoft.com/help/5063880
10.0.20348.3989 — https://support.microsoft.com/help/5063812
10.0.19044.6216 — https://support.microsoft.com/help/5063709
10.0.22621.5768 — https://support.microsoft.com/help/5063875
10.0.26100.4946 — https://support.microsoft.com/help/5063878
10.0.26100.4851 — https://support.microsoft.com/help/5064010
10.0.25398.1791 — https://support.microsoft.com/help/5063899
10.0.10240.21100 — https://support.microsoft.com/help/5063889
10.0.14393.8330 — https://support.microsoft.com/help/5063871
6.0.6003.23471 — https://support.microsoft.com/help/5063888
6.0.6003.23471 — https://support.microsoft.com/help/5063948
6.1.7601.27872 — https://support.microsoft.com/help/5063947
6.1.7601.27872 — https://support.microsoft.com/help/5063927
6.2.9200.25622 — https://support.microsoft.com/help/5063906
6.3.9600.22725 — https://support.microsoft.com/help/5063950