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High severity7.1NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026

CVE-2021-43239

CVE-2021-43239

Description

Windows Recovery Environment Agent Elevation of Privilege Vulnerability

Affected products

24
  • Microsoft/Windows Recovery Environmentllm-fuzzy
  • Microsoft/Windows 10 21h1v5
    cpe:2.3:o:microsoft:windows_10_21H1:10.0.19043.1415:*:*:*:*:*:x64:*
    Range: 10.0.0
  • Microsoft/Windows 10 1809v5
    cpe:2.3:o:microsoft:windows_10_1809:10.0.19041.1415:*:*:*:*:*:x64:*
    Range: 10.0.0
  • Microsoft/Windows 11 21h2v53 versions
    cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:*+ 2 more
    • cpe:2.3:o:microsoft:windows_11_21H2:10.0.22000.376:*:*:*:*:*:x64:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_11:-:*:*:*:*:*:x64:*
  • Microsoft/Windows 10 190912 versions
    cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*+ 11 more
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:21h1:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:21h2:*:*:*:*:*:x86:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:arm64:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x64:*
    • cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:x86:*
  • Microsoft/Windows Server 20033 versions
    cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:microsoft:windows_server:20h2:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server:2022:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2022:10.0.20348.405:*:*:*:*:*:*:*range: 10.0.0
  • Microsoft/Windows Server 2016
    cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:*
  • Microsoft/Windows 10 1607v52 versions
    cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_21H2:10.0.19044.1415:*:*:*:*:*:x86:*range: 10.0.0
    • cpe:2.3:o:microsoft:windows_10_20H2:10.0.19042.1415:*:*:*:*:*:x86:*range: 10.0.0

Patches

Vulnerability mechanics

References

1

News mentions

0

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