Vulnerability CVE-2019-0732
Published: 2019-04-09

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'.

Type:

CWE-254

 (Security Features)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Microsoft -> Windows 10 
Microsoft -> Windows 7 
Microsoft -> Windows 8.1 
Microsoft -> Windows rt 8.1 
Microsoft -> Windows server 2008 
Microsoft -> Windows server 2012 
Microsoft -> Windows server 2016 
Microsoft -> Windows server 2019 

 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/
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