Heap-Based Buffer Overflow in Windows Hyper-V by Microsoft
CVE-2025-24050

7.8HIGH

Key Information:

Vendor
Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
11 March 2025

Summary

A heap-based buffer overflow vulnerability in Windows Hyper-V can allow an authorized attacker to execute a local privilege escalation. This vulnerability occurs when memory is not properly managed, creating opportunities for unauthorized command execution. It is essential for users of affected Windows Hyper-V versions to apply relevant security updates and follow recommended mitigation steps to protect their systems.

Affected Version(s)

Windows 10 Version 1607 x64-based Systems 10.0.14393.0 < 10.0.14393.7876

Windows 10 Version 1809 x64-based Systems 10.0.17763.0 < 10.0.17763.7009

Windows 10 Version 21H2 x64-based Systems 10.0.19043.0 < 10.0.19044.5608

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.