Vulnerability in Microsoft Windows 10
CVE-2022-21879
Windows Kernel Elevation of Privilege Vulnerability
EPSS: 0.010 (59.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Microsoft Windows_10 — versions 20h2, 21h1, 21h2
- Microsoft Windows 10 Version 1607 — versions 10.0.14393.0
- Microsoft Windows 10 Version 1809 — versions 10.0.17763.0, 10.0.0
- Microsoft Windows 10 Version 20h2 — versions 10.0.0
- Microsoft Windows 10 Version 21h1 — versions 10.0.0
- Microsoft Windows 10 Version 21h2 — versions 10.0.19043.0
- Microsoft Windows_server — versions 20h2, 2022
- Microsoft Windows Server 2016 — versions 10.0.14393.0
- Microsoft Windows_server_2016
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.14393.0
Public proof-of-concept exploits
References
- secure@microsoft.com (vendor-advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-21879?
- CVE-2022-21879 is a medium-severity vulnerability in Microsoft Windows 10. CVSS score: 5.5/10. Published 2022-01-11.
- How severe is CVE-2022-21879?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-21879 known to be exploited?
- 11 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.