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High severity8.4NVD Advisory· Published Sep 13, 2018· Updated Jun 17, 2026

CVE-2018-8439

CVE-2018-8439

Description

A remote code execution vulnerability exists when Windows Hyper-V on a host server fails to properly validate input from an authenticated user on a guest operating system, aka "Windows Hyper-V Remote Code Execution Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-0965.

Affected products

18
  • Microsoft/Windows 10 19096 versions
    cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
    • (no CPE)range: Version 1607 for x64-based Systems
  • Microsoft/Windows 8.12 versions
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:*:*
    • (no CPE)range: x64-based systems
  • Microsoft/Windows Rt 8.12 versions
    cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*
    • (no CPE)range: Windows RT 8.1
  • Microsoft/Windows Server 20122 versions
    cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
    • (no CPE)range: (Server Core installation)
  • Microsoft/Windows Server 20164 versions
    cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
    • (no CPE)range: (Server Core installation)
  • Microsoft/Hyper-Vllm-fuzzy
  • Microsoft/Windows Server 2003cpe-rescue
    Range: version 1709 (Server Core Installation)

Patches

Vulnerability mechanics

References

3

News mentions

0

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