4.9

CVE-2022-21894: Secure Boot Security Feature Bypass Vulnerability

Modified
Published 11-01-2022Last modified 02-01-2025

Vulnerability summary

CVE-2022-21894 is a medium (CVSS 4.9) Incorrect Authorization vulnerability in microsoft windows_10. EPSS estimates a 6.77% chance of exploitation in the next 30 days, higher than 93.9% of scored vulnerabilities.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
4.9/10
010
Medium · v2.0 (NVD)
EPSS score
6.77%
0%100%
Low · +0.20 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 11-01-2022
    PublishedVulnerability first disclosed.
  2. 02-01-2025
    Last modifiedVulnerability information updated.

Description

Secure Boot Security Feature Bypass Vulnerability

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

6.77%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

Increase +0.20 pp

From 6.57% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Microsoft22 products

1 vendor · 22 products

References

2 links