Cyber Resilience

CVE-2022-21892

Medium

Published: 11 January 2022

Published
11 January 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0031 54.9th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-21892 is a medium-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 6.8 (Medium).

Operationally, ranked in the top 45.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

Windows Resilient File System (ReFS) contains a remote code execution vulnerability tracked as CVE-2022-21892. The flaw affects the ReFS component in Windows and received a CVSS 3.1 score of 6.8 with a physical attack vector, low attack complexity, no privileges or user interaction required, and high impact on confidentiality, integrity, and availability.

An attacker with physical access to a system can exploit the vulnerability to execute arbitrary code. Successful exploitation grants the ability to compromise the confidentiality, integrity, and availability of the affected Windows installation at a high level.

EPSS for the CVE started at a low value, rose materially to a peak of 0.0625 on 2025-01-22, and has since receded to 0.0031, indicating that exploitation interest emerged well after the original disclosure and that the issue warrants renewed attention.

EU & UK References

Vulnerability details

Windows Resilient File System (ReFS) Remote Code Execution Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
windows 10
1607, 1809, 1909, 20h2, 21h1
microsoft
windows 11
all versions
microsoft
windows 8.1
all versions
microsoft
windows server
2022, 20h2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
microsoft
windows server 2019
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References