by Kastro
Paper/Archive/CVE-2021-26867

CVE-2021-26867

Microsoft Windows 10 Version 1909 — Windows Hyper-V Remote Code Execution Vulnerability

EPSS 3%CVSS 9.9
critical.is priorityof 100
47
CVSS 9.9 (CNA)9.9 / 10 × 3029.7Not in CISA KEV+300.0EPSS percentile 86.8.868 × 2017.4No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Windows Hyper-V Remote Code Execution Vulnerability

Affected

ProductAffectedFixed inSource
Windows 10 Version 190910.0.0 – < 10.0.18363.144010.0.18363.1440CNA
Windows 10 Version 200410.0.0 – < 10.0.19043.86710.0.19043.867CNA
Windows Server version 200410.0.0 – < 10.0.19043.86710.0.19043.867CNA
Windows Server version 20H210.0.0 – < 10.0.19043.86710.0.19043.867CNA
Windows Server, version 1909 (Server Core installation)10.0.0 – < 10.0.18363.144010.0.18363.1440CNA

Scores by source

microsoft (CNA)9.9CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

References

patchmsrc.microsoft.com/update-guide/vulnerability/CVE-2021-26867refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26867