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CVE-2021-43239

Published: Dec 15, 2021

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

7.1

HIGH

Description

Windows Recovery Environment Agent Elevation of Privilege Vulnerability

Vendor	Product	Versions
Microsoft	Windows 10 Version 21H1	affected `10.0.0 - < 10.0.19043.1415`
Microsoft	Windows Server 2022	affected `10.0.0 - < 10.0.20348.405`
Microsoft	Windows 10 Version 2004	affected `10.0.0 - < 10.0.19041.1415`
Microsoft	Windows Server version 2004	affected `10.0.0 - < 10.0.19041.1415`
Microsoft	Windows 10 Version 20H2	affected `10.0.0 - < 10.0.19042.1415`
Microsoft	Windows Server version 20H2	affected `10.0.0 - < 10.0.19042.1415`
Microsoft	Windows 11 version 21H2	affected `10.0.0 - < 10.0.22000.376`
Microsoft	Windows 10 Version 21H2	affected `10.0.0 - < 10.0.19044.1415`

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

High

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-43239

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