by Kastro
Paper/Archive/CVE-2021-34458

CVE-2021-34458

Microsoft Windows Server 2016 — Windows Kernel 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 85.5.855 × 2017.1No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Windows Kernel Remote Code Execution Vulnerability

Affected

ProductAffectedFixed inSource
Windows Server 201610.0.14393.0 – < 10.0.14393.453010.0.14393.4530CNA
Windows Server 2016 (Server Core installation)10.0.14393.0 – < 10.0.14393.453010.0.14393.4530CNA
Windows Server 201910.0.17763.0 – < 10.0.17763.206110.0.17763.2061CNA
Windows Server 2019 (Server Core installation)10.0.17763.0 – < 10.0.17763.206110.0.17763.2061CNA
Windows Server version 200410.0.0 – < 10.0.19041.111010.0.19041.1110CNA
Windows Server version 20H210.0.0 – < 10.0.19042.111010.0.19042.1110CNA

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-2021-34458refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34458