CVE-2022-21894

EUVD-2022-27050
Secure Boot 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:N/I:H/A:N
microsoftCNA
4.4 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 97%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_10
-
microsoftwindows_10
-
microsoftwindows_11
-
microsoftwindows_11
-
microsoftwindows_8.1
-
microsoftwindows_8.1
-
microsoftwindows_server_2012
-
microsoftwindows_server_2016
-
microsoftwindows_server_2019
-
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
(x64, x86)
KB5009585
1607 (x64, x86)
KB5009546
1809 (arm64, x64, x86)
KB5009557
1909 (arm64, x64, x86)
KB5009545
20H2 (arm64, x86)
KB5009543
21H1 (arm64, x64, x86)
KB5009543
21H2 (arm64, x64, x86)
KB5009543
Windows 11
21H2 (arm64, x64)
KB5009566
Windows 8.1
(x64, x86)
KB5009624
Windows RT 8.1
All
KB5009624
Windows Server
20H2 Server Core
KB5009543
Windows Server 2012
Server Core
KB5009619
Standard
KB5009619
Windows Server 2012 R2
Server Core
KB5009624
Standard
KB5009624
Windows Server 2016
Server Core
KB5009546
Standard
KB5009546
Windows Server 2019
Server Core
KB5009557
Standard
KB5009557
Windows Server 2022
Server Core
KB5009555
Standard
KB5009555
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21894
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21894