CVE-2021-43239: Windows Recovery Environment Agent Elevation of Privilege Vulnerability
Published Dec 15, 2021
·Updated
Windows Recovery Environment Agent Elevation of Privilege Vulnerability
Affected Software
17 affected components
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 10=21h2
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 10=2004
Microsoft Windows 11
Microsoft Windows 11
Microsoft Windows Server=20h2
Microsoft Windows Server=2022
Microsoft Windows Server 2016=2004
Remediation
Event History
Dec 15, 2021
CVE Published
via MITRE·02:15 PM
Data Sourced
via MITRE·02:15 PM
DescriptionSeverity
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-43239?
CVE-2021-43239 has a severity rating classified as Important by Microsoft.
2
How do I fix CVE-2021-43239?
To fix CVE-2021-43239, apply the latest security updates provided by Microsoft for the affected Windows versions.
3
What systems are affected by CVE-2021-43239?
CVE-2021-43239 affects various versions of Microsoft Windows 10, Windows 11, and Windows Server.
4
What type of vulnerability is CVE-2021-43239?
CVE-2021-43239 is classified as an Elevation of Privilege vulnerability.
5
Can CVE-2021-43239 be exploited remotely?
CVE-2021-43239 requires local access to the system for exploitation, making it less likely to be exploited remotely.