Cyber Resilience

CVE-2021-43239

High

Published: 15 December 2021

Published
15 December 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS Score 0.0021 44.0th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43239 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 44.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Windows Recovery Environment Agent Elevation of Privilege Vulnerability

CWE(s)

Related Threats

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

Affected Assets

microsoft
windows 10
2004, 20h2, 21h1, 21h2
microsoft
windows 11
all versions
microsoft
windows server
2022, 20h2
microsoft
windows server 2016
2004

Mitigating Controls

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

References