Vulnerability in Microsoft Windows 10
CVE-2021-34450
Windows Hyper-V Remote Code Execution Vulnerability
EPSS: 0.025 (83.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
Affected products
- Microsoft Windows_10 — versions 20h2, 21h1, 1809
- Microsoft Windows 10 Version 1809 — versions 10.0.0, 10.0.17763.0
- Microsoft Windows 10 Version 1909 — versions 10.0.0
- Microsoft Windows 10 Version 2004 — versions 10.0.0
- Microsoft Windows 10 Version 21h1 — versions 10.0.0
- Microsoft Windows_server_2016 — versions 20h2, 2004
- Microsoft Windows Server 2019 — versions 10.0.0, 10.0.17763.0
- Microsoft Windows_server_2019
- Microsoft Windows Server 2019 (Server Core Installation) — versions 10.0.0, 10.0.17763.0
- Microsoft Windows Server Version 2004 — versions 10.0.0
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Patch, x_refsource_MISC, Vendor Advisory)
- secure@microsoft.com (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2021-34450?
- CVE-2021-34450 is a high-severity vulnerability in Microsoft Windows 10. CVSS score: 8.5/10. Published 2021-07-16.
- How severe is CVE-2021-34450?
- High severity. CVSS v3 base score is 8.5 out of 10.
- Is CVE-2021-34450 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.