CVE-2024-43624: Windows Hyper-V Shared Virtual Disk Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 8.8)

CVSS Vector

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

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2024-Nov

Released

2024-11-12

EPSS Score

3.52% (percentile: 87.6%)

FAQ

How could an attacker exploit this vulnerability? This vulnerability requires an authenticated attacker on a guest VM to send specially crafted file operation requests on the VM to the hardware resources on the VM. What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Affected Products (16)

Windows

• Windows 10 Version 1809 for x64-based Systems
• Windows Server 2019
• Windows Server 2019 (Server Core installation)
• Windows Server 2022
• Windows Server 2022 (Server Core installation)
• Windows 10 Version 21H2 for x64-based Systems
• Windows 11 Version 22H2 for ARM64-based Systems
• Windows 11 Version 22H2 for x64-based Systems
• Windows 10 Version 22H2 for x64-based Systems
• Windows 11 Version 23H2 for ARM64-based Systems
• Windows 11 Version 23H2 for x64-based Systems
• Windows Server 2022, 23H2 Edition (Server Core installation)
• Windows 11 Version 24H2 for ARM64-based Systems
• Windows 11 Version 24H2 for x64-based Systems
• Windows Server 2025
• Windows Server 2025 (Server Core installation)

Security Updates (8)

• 5046615
• 5046616
• 5046698
• 5046613
• 5046633
• 5046618
• 5046617
• 5046696

Acknowledgments

<a href="https://twitter.com/d4m0n_8">D4m0n</a> with <a href="https://cwresearchlab.co.kr/">CW Research Inc.</a>, nevul37 with <a href="https://cwresearchlab.co.kr/">CW Research Inc.</a>

Revision History

• 2024-11-12: Information published.