CVE-2019-0732
mediumpriority · track · 42OT risk · elevatedEPSS 0.038 · 90 %ileexploit · functionalEURUUSEPSS · scored 2026-10-27
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'.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.6–7.8
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
- EDB-46716Microsoft Windows 10 1809 - LUAFV NtSetCachedSigningLevel Device Guard Bypassfunctional · exploit_db
affected products (78)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (17)
External citations — patches, advisories, analysis.
- http://packetstormsecurity.com/files/152536/Microsoft-Windows-LUAFV-NtSetCachedSigningLevel-Device-Guard-Bypass.htmlcnnvd
- http://www.microsoft.comcnnvd
- http://www.securityfocus.com/bid/107684cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2019-0732cnnvd
- https://packetstormsecurity.com/files/152536/Microsoft-Windows-LUAFV-NtSetCachedSigningLevel-Device-Guard-Bypass.htmlcnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0732cnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2019-0732Patchcnnvd
- https://vigilance.fr/vulnerability/Microsoft-Windows-vulnerabilities-of-April-2019-28991cnnvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan