Race Condition Vulnerability in Windows Fundamentals by Microsoft
CVE-2025-29969

7.5HIGH

Key Information:

Vendor

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

What is CVE-2025-29969?

A time-of-check to time-of-use (TOCTOU) race condition in Windows Fundamentals may enable an authorized attacker to manipulate the execution of code over a network. This vulnerability arises from improper validation during concurrent operations, potentially leading to unauthorized actions within affected systems.

Affected Version(s)

Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.21014

Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8066

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7314

References

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

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.