CVE-2021-42283

HIGH

Windows NTFS - Elevation of Privilege via Improper Privilege Management

Title source: llm

NTFS Elevation of Privilege Vulnerability

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

CVSS v3 8.8

EPSS 0.0043

EPSS Percentile 34.6%

Attack Vector LOCAL

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

CWE

CWE-269

Status published

Products (19)

microsoft/windows_10 (2 CPE variants)

microsoft/windows_10 20h2 (3 CPE variants)

microsoft/windows_10 21h1 (3 CPE variants)

microsoft/windows_10 1607 (2 CPE variants)

microsoft/windows_10 1809 (3 CPE variants)

microsoft/windows_10 1909 (3 CPE variants)

microsoft/windows_10 2004 (3 CPE variants)

microsoft/windows_11 (2 CPE variants)

microsoft/windows_7 (2 CPE variants)

microsoft/windows_rt_8.1 (3 CPE variants)

... and 9 more

Published Nov 10, 2021

Tracked Since Feb 18, 2026