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CVE-2023-38154: Windows Kernel Elevation of Privilege Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-08 · updated 2026-08-10
• Weakness: CWE-122

Description

Windows Kernel Elevation of Privilege Vulnerability

Affected products

• Microsoft Windows 10: before 10.0.17763.4737 — fixed in 10.0.17763.4737
• Microsoft Windows Server 2019: all versions
• Microsoft Windows 10: from 10.0.17763.0 before 10.0.17763.4737 — fixed in 10.0.17763.4737
• Microsoft Windows Server 2019: from 10.0.17763.0 before 10.0.17763.4737 — fixed in 10.0.17763.4737

How to fix

Upgrade to a fixed version: Microsoft Windows 10 10.0.17763.4737; Microsoft Windows 10 10.0.17763.4737; Microsoft Windows Server 2019 10.0.17763.4737. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38154
• http://packetstormsecurity.com/files/174568/Microsoft-Windows-Kernel-Recovery-Memory-Corruption.html
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-38154

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