Heap-Based Buffer Overflow in Windows Common Log File System Driver by Microsoft
CVE-2025-32713

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:
10 June 2025

What is CVE-2025-32713?

The Windows Common Log File System Driver contains a heap-based buffer overflow vulnerability that can be exploited by authorized attackers to elevate their local privileges. This flaw poses a significant risk as it allows malicious users with existing access to gain unauthorized control over system functions, potentially compromising the integrity and security of the entire system. It is crucial for users and system administrators to assess their environments and apply necessary mitigations.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.21034

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8148

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7434

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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CVE-2025-32713 : Heap-Based Buffer Overflow in Windows Common Log File System Driver by Microsoft