CVE-2022-21894

medium

Description

Secure Boot Security Feature Bypass Vulnerability

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21894

https://www.safebreach.com/blog/update-on-windows-downdate-downgrade-attacks/

https://www.safebreach.com/blog/downgrade-attacks-using-windows-updates/

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21894

Details

Source: Mitre, NVD

Published: 2022-01-11

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 4.4

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Severity: Medium

EPSS

EPSS: 0.42234