What’s Vulnerable › Vulnerabilities

CVE-2019-0732

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-04-09 · updated 2026-06-17
• Weakness: CWE-863

Description

A security feature bypass vulnerability exists in Windows which could allow an attacker to bypass Device Guard when Windows improperly handles calls to the LUAFV driver (luafv.sys), aka 'Windows Security Feature Bypass Vulnerability'.

Affected products

• Microsoft Windows 10 Version 1607: 1607, 1703, 1709, 1803, 1809
• Microsoft Windows 7: all versions
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2008: r2-sp1
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: 1709, 1803
• Microsoft Windows Server 2019: all versions
• Microsoft Corporation Windows: 7 for 32-bit Systems Service Pack 1, 7 for x64-based Systems Service Pack 1, 8.1 for 32-bit systems, 8.1 for x64-based systems, RT 8.1, 10 for 32-bit Systems (+14)
• Microsoft Windows Server: 2008 R2 for x64-based Systems Service Pack 1 (Core installation), 2008 R2 for Itanium-Based Systems Service Pack 1, 2008 R2 for x64-based Systems Service Pack 1, 2008 for 32-bit Systems Service Pack 2 (Core installation), 2012, 2012 (Core installation) (+12)

References

• http://packetstormsecurity.com/files/152536/Microsoft-Windows-LUAFV-NtSetCachedSigningLevel-Device-Guard-Bypass.html
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0732
• https://www.exploit-db.com/exploits/46716/
• http://packetstormsecurity.com/files/152536/Microsoft-Windows-LUAFV-NtSetCachedSigningLevel-Device-Guard-Bypass.html
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0732
• https://www.exploit-db.com/exploits/46716/

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