VULNERABILITY INTELLIGENCE

CVE-2021-43893

CVSS score7.5 HIGH

EPSS probability6.72%

CISA KEVNot currently listed

Published2021-12-15

Last modified2026-06-17

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

Description

Windows Encrypting File System (EFS) Elevation of Privilege Vulnerability

Weakness classification

nvd@nist.gov: CWE-668

Primary references

secure@microsoft.com — Third Party Advisory, VDB Entry
secure@microsoft.com — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory