CVE-2022-21921

EUVD-2022-27077
Windows Defender Credential Guard Security Feature Bypass Vulnerability
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.4 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
microsoftCNA
4.4 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 81%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11
-
microsoftwindows_11
-
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
20H2 (arm64, x86)
KB5009543
21H1 (arm64, x64, x86)
KB5009543
21H2 (arm64, x64, x86)
KB5009543
Windows 11
21H2 (arm64, x64)
KB5009566
Windows Server
20H2 Server Core
KB5009543
Windows Server 2022
Server Core
KB5009555
Standard
KB5009555
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21921
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21921