What is CVE-2022-21838?

CVE-2022-21838 is a medium-severity vulnerability in Microsoft Windows 10, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2022-01-11.

How severe is CVE-2022-21838?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Microsoft Windows 10

CVE-2022-21838

Windows Cleanup Manager Elevation of Privilege Vulnerability

EPSS: 0.015 (71.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Microsoft Windows_10 — versions 20h2, 21h1, 21h2
Microsoft Windows 10 Version 1507 — versions 10.0.10240.0
Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
Microsoft Windows 10 Version 1809 — versions 10.0.17763.0, 10.0.0
Microsoft Windows 10 Version 1909 — versions 10.0.0
Microsoft Windows 10 Version 20h2 — versions 10.0.0
Microsoft Windows 10 Version 21h1 — versions 10.0.0
Microsoft Windows 10 Version 21h2 — versions 10.0.19043.0
Microsoft Windows_11
Microsoft Windows 11 Version 21h2 — versions 10.0.0

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

Frequently asked questions

What is CVE-2022-21838?: CVE-2022-21838 is a medium-severity vulnerability in Microsoft Windows 10, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2022-01-11.
How severe is CVE-2022-21838?: Medium severity. CVSS v3 base score is 5.5 out of 10.