CVE-2021-43217

EUVD-2021-30161
Windows Encrypting File System (EFS) Remote Code Execution Vulnerability
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
microsoftCNA
8.1 HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 95%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_10
-
microsoftwindows_11
-
microsoftwindows_7
-
microsoftwindows_8.1
-
microsoftwindows_rt_8.1
-
microsoftwindows_server_2008
-
microsoftwindows_server_2012
-
microsoftwindows_server_2016
-
microsoftwindows_server_2019
-
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
(x64, x86)
1607 (x64, x86)
1809 (arm64, x64, x86)
1909 (arm64, x64, x86)
2004 (arm64, x64, x86)
20H2 (arm64, x86)
21H1 (arm64, x64, x86)
21H2 (arm64, x64, x86)
Windows 11
21H2 (arm64, x64)
Windows 7
Service Pack 1 (x64, x86)
Windows 8.1
(x64, x86)
Windows RT 8.1
All
Windows Server
2004 Server Core
20H2 Server Core
Windows Server 2008
Service Pack 2 (x64, x86)
Service Pack 2 Server Core (x64, x86)
Windows Server 2008 R2
Service Pack 1 (x64)
Service Pack 1 Server Core (x64)
Windows Server 2012
Server Core
Standard
Windows Server 2012 R2
Server Core
Standard
Windows Server 2016
Server Core
Standard
Windows Server 2019
Server Core
Standard
Windows Server 2022
Server Core
Standard