CVE-2025-29833 Information

Description

Time-of-check time-of-use (toctou) race condition in Windows Virtual Machine Bus allows an authorized attacker to execute code over a network.

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Reference

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29833

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction Required

LOW

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.1