Cyber Resilience

CVE-2021-43899

Critical

Published: 15 December 2021

Published
15 December 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0119 79.3th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43899 is a critical-severity an unspecified weakness vulnerability in Microsoft Wireless Display Adapter Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 20.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Microsoft 4K Wireless Display Adapter Remote Code Execution Vulnerability

CWE(s)
NVD-CWE-noinfo

Related Threats

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

Affected Assets

microsoft
wireless display adapter firmware
≤ 3.9520.47

Mitigating Controls

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

References