Windows Active Directory Certificate Services Security Feature Bypass

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
The attacker must inject themselves into the logical network path between the target and the resource requested by the victim to read or modify network communications. This is called a machine-in-the-middle (MITM) attack.

What kind of security feature could be bypassed by successfully exploiting this vulnerability?
This vulnerability applies to Windows Challenge/Response (NTLM) authentication.

Security updates
10.0.17763.3532 — https://support.microsoft.com/help/5018419
10.0.19043.2130 — https://support.microsoft.com/help/5018410
10.0.20348.1129 — https://support.microsoft.com/help/5018421
10.0.22000.1098 — https://support.microsoft.com/help/5018418
10.0.22621.674 — https://support.microsoft.com/help/5018427
10.0.10240.19507 — https://support.microsoft.com/help/5018425
10.0.14393.5427 — https://support.microsoft.com/help/5018411
6.1.7601.26174 — https://support.microsoft.com/help/5018454
6.1.7601.26174 — https://support.microsoft.com/help/5018479
6.3.9600.20625 — https://support.microsoft.com/help/5018474
6.3.9600.20625 — https://support.microsoft.com/help/5018476
6.0.6003.21721 — https://support.microsoft.com/help/5018450
6.0.6003.21721 — https://support.microsoft.com/help/5018446
6.2.9200.23920 — https://support.microsoft.com/help/5018457
6.2.9200.23920 — https://support.microsoft.com/help/5018478