CVE-2024-30049: Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-14 · updated 2026-06-17
Weakness: CWE-416

Description

Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability

Affected products

Microsoft Windows 10 Version 1507: before 10.0.10240.20651 — fixed in 10.0.10240.20651
Microsoft Windows 10 1607: before 10.0.14393.6981 — fixed in 10.0.14393.6981
Microsoft Windows 10: before 10.0.17763.5820 — fixed in 10.0.17763.5820
Microsoft Windows 10: before 10.0.19044.4412 — fixed in 10.0.19044.4412
Microsoft Windows 11 21H2: before 10.0.22000.2960 — fixed in 10.0.22000.2960
Microsoft Windows 11: before 10.0.22621.3593 — fixed in 10.0.22621.3593
Microsoft Windows 11: before 10.0.22631.3593 — fixed in 10.0.22631.3593
Microsoft Windows Server 2008: r2-sp1
Microsoft Windows Server 2012: r2
Microsoft Windows Server 2016: before 10.0.14393.6981 — fixed in 10.0.14393.6981
Microsoft Windows Server 2019: before 10.0.17763.5820 — fixed in 10.0.17763.5820
Microsoft Windows Server 2022: before 10.0.20348.2461 — fixed in 10.0.20348.2461
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): before 10.0.25398.887 — fixed in 10.0.25398.887
Microsoft Windows 10 Version 1507: from 10.0.10240.0 before 10.0.10240.20651 — fixed in 10.0.10240.20651
Microsoft Windows 10 1607: from 10.0.14393.0 before 10.0.14393.6981 — fixed in 10.0.14393.6981
Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.5820 — fixed in 10.0.17763.5820
Microsoft Windows 10: from 10.0.19043.0 before 10.0.19044.4412 — fixed in 10.0.19044.4412
Microsoft Windows 10: from 10.0.19045.0 before 10.0.19045.4412 — fixed in 10.0.19045.4412
Microsoft Windows 11 21H2: from 10.0.0 before 10.0.22000.2960 — fixed in 10.0.22000.2960
Microsoft Windows 11: from 10.0.22621.0 before 10.0.22621.3593 — fixed in 10.0.22621.3593
Microsoft Windows 11 version 22H3: from 10.0.22631.0 before 10.0.22631.3593 — fixed in 10.0.22631.3593
Microsoft Windows 11: from 10.0.22631.0 before 10.0.22631.3593 — fixed in 10.0.22631.3593
Microsoft Windows Server 2008 R2 Service Pack 1: from 6.1.7601.0 before 6.1.7601.27117 — fixed in 6.1.7601.27117
Microsoft Windows Server 2008 Service Pack 2: from 6.0.6003.0 before 6.0.6003.22668 — fixed in 6.0.6003.22668
Microsoft Windows Server 2012: from 6.2.9200.0 before 6.2.9200.24868 — fixed in 6.2.9200.24868
Microsoft Windows Server 2012 R2: from 6.3.9600.0 before 6.3.9600.21972 — fixed in 6.3.9600.21972
Microsoft Windows Server 2016: from 10.0.14393.0 before 10.0.14393.6981 — fixed in 10.0.14393.6981
Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.5820 — fixed in 10.0.17763.5820
Microsoft Windows Server 2022: from 10.0.20348.0 before 10.0.20348.2461 — fixed in 10.0.20348.2461
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation): from 10.0.25398.0 before 10.0.25398.887 — fixed in 10.0.25398.887

How to fix

Upgrade to a fixed version: Microsoft Windows 10 Version 1507 10.0.10240.20651; Microsoft Windows 10 1607 10.0.14393.6981; Microsoft Windows 10 10.0.17763.5820; Microsoft Windows 10 10.0.19044.4412; Microsoft Windows 11 21H2 10.0.22000.2960; Microsoft Windows 11 10.0.22621.3593; Microsoft Windows 11 10.0.22631.3593; Microsoft Windows Server 2016 10.0.14393.6981; Microsoft Windows Server 2019 10.0.17763.5820; Microsoft Windows Server 2022 10.0.20348.2461; Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.887; Microsoft Windows 10 Version 1507 10.0.10240.20651. Check the vendor advisory for mitigations.

References

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