by Kastro
Paper/Archive/CVE-2021-31962

CVE-2021-31962

Microsoft Windows 10 Version 1809 — Kerberos AppContainer Security Feature Bypass Vulnerability

EPSS 4%CVSS 9.4
critical.is priorityof 100
46
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 90.0.900 × 2018.0No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

Kerberos AppContainer Security Feature Bypass Vulnerability

Affected

ProductAffectedFixed inSource
Windows 10 Version 180910.0.0 – < 10.0.17763.199910.0.17763.1999CNA
Windows Server 201910.0.0 – < 10.0.17763.199910.0.17763.1999CNA
Windows Server 2019 (Server Core installation)10.0.0 – < 10.0.17763.199910.0.17763.1999CNA
Windows 10 Version 190910.0.0 – < 10.0.18363.162110.0.18363.1621CNA
Windows 10 Version 21H110.0.0 – < 10.0.19043.105210.0.19043.1052CNA
Windows 10 Version 200410.0.0 – < 10.0.19041.105210.0.19041.1052CNA
Windows Server version 200410.0.0 – < 10.0.19041.105210.0.19041.1052CNA
Windows 10 Version 20H210.0.0 – < 10.0.19042.105210.0.19042.1052CNA
Windows Server version 20H210.0.0 – < 10.0.19042.105210.0.19042.1052CNA
Windows 10 Version 150710.0.0 – < 10.0.10240.1896710.0.10240.18967CNA
Windows 10 Version 160710.0.0 – < 10.0.14393.446710.0.14393.4467CNA
Windows Server 201610.0.0 – < 10.0.14393.446710.0.14393.4467CNA

Scores by source

microsoft (CNA)9.4CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C

References

refportal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31962refpacketstormsecurity.com/files/163206/Windows-Kerberos-AppContainer-Enterprise-Authentication-Capability-Bypass.html