Vulnerability Intelligence Report
Windows Update Medic Service Elevation of Privilege Vulnerability
CVE-2021-36948
Windows Update Medic Service Elevation of Privilege Vulnerability
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.8
HIGH
Exploitability:1.9
Impact Score:5.9
EPSS Probability:19.91%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1809 | 10.0.17763.0 < 10.0.17763.2114 (affected) |
| Microsoft | Windows 10 Version 1809 | 10.0.0 < 10.0.17763.2114 (affected) |
| Microsoft | Windows 10 Version 1909 | 10.0.0 < 10.0.18363.1734 (affected) |
| Microsoft | Windows 10 Version 2004 | 10.0.0 < 10.0.19041.1165 (affected) |
| Microsoft | Windows 10 Version 20H2 | 10.0.0 < 10.0.19042.1165 (affected) |
| Microsoft | Windows 10 Version 21H1 | 10.0.0 < 10.0.19043.1165 (affected) |
| Microsoft | Windows Server 2019 | 10.0.17763.0 < 10.0.17763.2114 (affected) |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.17763.0 < 10.0.17763.2114 (affected) |
| Microsoft | Windows Server version 2004 | 10.0.0 < 10.0.19041.1165 (affected) |
| Microsoft | Windows Server version 20H2 | 10.0.0 < 10.0.19042.1165 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2021-07-19T00:00:00 |
| Published | 2021-08-12T18:12:37 |
| Patch Date | 2021-08-10 |
| Last Updated | 2026-08-10T15:10:09 |
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