CVE-2022-21884

HIGH

Local Security Authority Subsystem Service - Privilege Escalation

Title source: llm

Local Security Authority Subsystem Service Elevation of Privilege Vulnerability

Core 2

Core References

Vendor Advisory vendor-advisory

Vendor Advisory

CVSS v3 7.8

EPSS 0.0067

EPSS Percentile 48.1%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Status published

Products (8)

microsoft/windows_server 20h2

microsoft/windows_server 2022

microsoft/windows_server_2008 (2 CPE variants)

microsoft/windows_server_2008 r2 sp1

microsoft/windows_server_2012

microsoft/windows_server_2012 r2

microsoft/windows_server_2016

microsoft/windows_server_2019

Published Jan 11, 2022

Tracked Since Feb 18, 2026