CVE-2025-50166
vulnerability analysis and mitigation

Overview

Integer overflow or wraparound vulnerability (CVE-2025-50166) was discovered in Windows Distributed Transaction Coordinator, disclosed on August 12, 2025. The vulnerability affects multiple versions of Windows operating systems including Windows 10, Windows 11, and various Windows Server editions from 2008 to 2025 (NVD).

Technical details

The vulnerability is classified as an integer overflow or wraparound (CWE-190) with a CVSS v3.1 base score of 6.5 (Medium). The attack vector is network-based, requires low attack complexity, low privileges, and no user interaction. The vulnerability has an unchanged scope with high impact on confidentiality but no impact on integrity or availability (NVD).

Impact

When successfully exploited, this vulnerability allows an authorized attacker to disclose information over a network. The impact is primarily focused on confidentiality, with potential exposure of sensitive information through the Windows Distributed Transaction Coordinator (NVD).

Additional resources


SourceThis report was generated using AI

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