CVE-2019-0732

EPSS 3.8%

Vexday Risk Score

23Low

SSVC decision (CISA)

Attend

PoC available → attend closely

CVSS —EPSS 3.8%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

09 Apr 2019Published on NVD

16 Apr 2019Public PoC

Recommendation: Plan a near-term fix — a public PoC already exists.

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 Microsoft · Windows Server

public PoCs found — 3

cve_referencepacketstormsecurity.com/files/152536/Microsoft-Windows-LUAFV-NtSetCachedSigningLevel-Device-Guard-Bypass.htmlunverified cve_referencewww.exploit-db.com/exploits/46716/unverified exploitdbwww.exploit-db.com/exploits/46716unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

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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/