Vulnerability Intelligence Report
Windows Runtime Remote Code Execution Vulnerability
CVE-2022-21971
Windows Runtime Remote Code Execution Vulnerability
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:53.65%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-824 ↗CWE-824 Access of Uninitialized Pointer
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 < 10.0.17763.2565 (affected) |
| Microsoft | Windows 10 Version 1809 | 10.0.0 < 10.0.17763.2565 (affected) |
| Microsoft | Windows Server 2019 | 10.0.17763.0 < 10.0.17763.2565 (affected) |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 < 10.0.17763.2565 (affected) |
| Microsoft | Windows 10 Version 1909 | 10.0.0 < 10.0.18363.2094 (affected) |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 < 10.0.19043.1526 (affected) |
| Microsoft | Windows Server 2022 | 10.0.20348.0 < 10.0.20348.524 (affected) |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 < 10.0.19042.1526 (affected) |
| Microsoft | Windows Server version 20H2 | 10.0.0 < 10.0.19042.1526 (affected) |
| Microsoft | Windows 11 version 21H2 | 10.0.0 < 10.0.22000.493 (affected) |
| Microsoft | Windows 10 Version 21H2 | 10.0.19043.0 < 10.0.19044.1526 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2021-12-16T00:00:00 |
| Published | 2022-02-09T16:36:25 |
| Patch Date | 2022-02-08 |
| Last Updated | 2025-10-21T23:15:48 |
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