Description
Windows Encrypting File System (EFS) Remote Code Execution Vulnerability
Exploits (1)
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43217
Scores
CVSS v3
8.1
EPSS
0.2366
EPSS Percentile
96.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
Status
published
Products (20)
microsoft/windows_10
microsoft/windows_10
20h2
microsoft/windows_10
21h1
microsoft/windows_10
1607
microsoft/windows_10
1809
microsoft/windows_10
1909
microsoft/windows_10
2004
microsoft/windows_11
microsoft/windows_7
microsoft/windows_8.1
... and 10 more
Published
Dec 15, 2021
Tracked Since
Feb 18, 2026