CVE-2025-29833

high

Description

Time-of-check time-of-use (toctou) race condition in Windows Virtual Machine Bus allows an unauthorized attacker to execute code locally.

References

Advisories
References

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

https://www.theregister.com/2025/05/14/patch_tuesday_may/

Details

Source: Mitre, NVD

Published: 2025-05-13

Updated: 2025-05-19

Risk Information

CVSS v2

Base Score: 7.1

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.7

Vector: CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00049