Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
Low
Attack Vector
Network
1

CVE-2021-43893

Disclosure Date: December 15, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

Windows Encrypting File System (EFS) Elevation of Privilege Vulnerability

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
5.9
Exploitability Score:
1.6
Vector:
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • microsoft

Products

  • windows 10 -,
  • windows 10 1607,
  • windows 10 1809,
  • windows 10 1909,
  • windows 10 2004,
  • windows 10 20h2,
  • windows 10 21h1,
  • windows 10 21h2,
  • windows 11 -,
  • windows 7 -,
  • windows 8.1 -,
  • windows rt 8.1 -,
  • windows server 2008 r2,
  • windows server 2012 -,
  • windows server 2012 r2,
  • windows server 2016 -,
  • windows server 2016 2004,
  • windows server 2019 -,
  • windows server 2022,
  • windows server 20h2

Additional Info

Technical Analysis