CVE-2024-21434

Published: Mar 12, 2024Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Microsoft Windows SCSI Class System File Elevation of Privilege Vulnerability

Affected (12)

Products: Microsoft: Windows 10 1507, Windows 10 1607, Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows 11 21h2, Windows 11 22h2, Windows 11 23h2, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2

12 products

Windows 10 1507

Windows 10 1607

Windows 10 1809

Windows 10 21h2

Windows 10 22h2

Windows 11 21h2

Windows 11 22h2

Windows 11 23h2

Windows Server 2016

Windows Server 2019

Windows Server 2022

Windows Server 2022 23h2

Configuration A

12 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1507	version < 10.0.10240.20596
Microsoft Windows 10 1607	version < 10.0.14393.6897
Microsoft Windows 10 1809	version < 10.0.17763.5576
Microsoft Windows 10 21h2	version < 10.0.19044.4170
Microsoft Windows 10 22h2	version < 10.0.19045.4170
Microsoft Windows 11 21h2	version < 10.0.22000.2836
Microsoft Windows 11 22h2	version < 10.0.22621.3296
Microsoft Windows 11 23h2	version < 10.0.22631.3296
Microsoft Windows Server 2016	version < 10.0.14393.6897
Microsoft Windows Server 2019	version < 10.0.17763.5576
Microsoft Windows Server 2022	version < 10.0.20348.2333
Microsoft Windows Server 2022 23h2	version < 10.0.25398.763

Related CWEs

Numeric Truncation Error

Truncation errors occur when a primitive is cast to a primitive of a smaller size and data is lost in the conversion.

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21434

Source: secure@microsoft.com

Vendor Advisory

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21434

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.