CVE-2021-43217

Windows Encrypting File System (EFS) Remote Code Execution Vulnerability

CRITICAL 9.8EPSS 6.5%

Windows Encrypting File System (EFS) Remote Code Execution Vulnerability

Affected: Microsoft · Windows 10 Version 1809 · Windows Server 2019 · Windows Server 2019 (Server Core installation) · Windows 10 Version 1909 · Windows 10 Version 21H1 · Windows Server 2022
CVSS v3.1 NVD: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v3.1 MICROSOFT: 8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0 NVD: 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS: 6.52% chance of exploitation in the next 30 days, 94th percentile
Published: 2021-12-15
Updated: 2024-08-04

Proof-of-concept exploits (1)