8.1 CVE-2021-43217

Enriched by CISA Patch
 

Windows Encrypting File System (EFS) Remote Code Execution Vulnerability
https://nvd.nist.gov/vuln/detail/CVE-2021-43217

Categories

CWE-NVD-noinfo

References

af854a3a-2127-422b-91ae-364da2661108 Patch

secure@microsoft.com Patch


 

AFFECTED (from MITRE)

Vendor Product Versions
Microsoft Windows 10 Version 1809
  • 10.0.0 < 10.0.17763.2366 [affected]
Microsoft Windows Server 2019
  • 10.0.0 < 10.0.17763.2366 [affected]
Microsoft Windows Server 2019 (Server Core installation)
  • 10.0.0 < 10.0.17763.2366 [affected]
Microsoft Windows 10 Version 1909
  • 10.0.0 < 10.0.18363.1977 [affected]
Microsoft Windows 10 Version 21H1
  • 10.0.0 < 10.0.19043.1415 [affected]
Microsoft Windows Server 2022
  • 10.0.0 < 10.0.20348.405 [affected]
Microsoft Windows 10 Version 2004
  • 10.0.0 < 10.0.19041.1415 [affected]
Microsoft Windows Server version 2004
  • 10.0.0 < 10.0.19041.1415 [affected]
Microsoft Windows 10 Version 20H2
  • 10.0.0 < 10.0.19042.1415 [affected]
Microsoft Windows Server version 20H2
  • 10.0.0 < 10.0.19042.1415 [affected]
Microsoft Windows 11 version 21H2
  • 10.0.0 < 10.0.22000.376 [affected]
Microsoft Windows 10 Version 21H2
  • 10.0.0 < 10.0.19044.1415 [affected]
Microsoft Windows 10 Version 1507
  • 10.0.0 < 10.0.10240.19145 [affected]
Microsoft Windows 10 Version 1607
  • 10.0.0 < 10.0.14393.4825 [affected]
Microsoft Windows Server 2016
  • 10.0.0 < 10.0.14393.4825 [affected]
Microsoft Windows Server 2016 (Server Core installation)
  • 10.0.0 < 10.0.14393.4825 [affected]
Microsoft Windows 7
  • 6.1.0 < 6.1.7601.25796 [affected]
Microsoft Windows 7 Service Pack 1
  • 6.1.0 < 6.1.7601.25796 [affected]
Microsoft Windows 8.1
  • 6.3.0 < 6.3.9600.20207 [affected]
Microsoft Windows Server 2008 Service Pack 2
  • 6.0.0 < 6.0.6003.21309 [affected]
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
  • 6.0.0 < 6.0.6003.21309 [affected]
Microsoft Windows Server 2008 Service Pack 2
  • 6.0.0 < 6.0.6003.21309 [affected]
Microsoft Windows Server 2008 R2 Service Pack 1
  • 6.1.0 < 6.1.7601.25796 [affected]
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • 6.0.0 < 6.1.7601.25796 [affected]
Microsoft Windows Server 2012
  • 6.2.0 < 6.2.9200.23545 [affected]
  • 6.2.0 < 6.2.9200.23540 [affected]
Microsoft Windows Server 2012 (Server Core installation)
  • 6.2.0 < 6.2.9200.23545 [affected]
  • 6.2.0 < 6.2.9200.23540 [affected]
Microsoft Windows Server 2012 R2
  • 6.3.0 < 6.3.9600.20207 [affected]
Microsoft Windows Server 2012 R2 (Server Core installation)
  • 6.3.0 < 6.3.9600.20207 [affected]
© 2022 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.

CPE

cpe start end
Configuration 1
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server:2022:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:-:sp2:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*

REMEDIATION

Patch

Url
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4...
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-4...

EXPLOITS

Exploit-db.com

id description date
No known exploits

POC Github

Url
No known exploits

Other Nist (github, ...)

Url
No known exploits

CAPEC

Common Attack Pattern Enumerations and Classifications

id description severity
No entry