Out-of-Bounds Read in Windows Kernel-Mode Drivers by Microsoft
CVE-2025-27728

7.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows Server 2025 (server Core Installation)
Windows 11 Version 24h2
Windows Server 2025
Vendor
CVE Published:
8 April 2025

What is CVE-2025-27728?

An out-of-bounds read vulnerability in Windows Kernel-Mode Drivers can be exploited by an authorized attacker to gain elevated privileges locally. This could potentially allow the attacker to execute arbitrary code with higher permissions than intended, leading to unauthorized access and manipulation of the system. It is crucial for users and administrators to stay informed about this vulnerability and apply relevant security updates to mitigate risks.

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Affected Version(s)

Windows 11 Version 24H2 ARM64-based Systems 10.0.26100.0 < 10.0.26100.3775

Windows Server 2025 (Server Core installation) x64-based Systems 10.0.26100.0 < 10.0.26100.3775

Windows Server 2025 x64-based Systems 10.0.26100.0 < 10.0.26100.3775

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

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