Security restrictions bypass in Windows and Windows Server - CVE-2017-8746
Published: September 12, 2017 / Updated: September 12, 2017
Vulnerability identifier: #VU8327
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-8746
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server
Windows
Windows Server
Detailed vulnerability description
The vulnerability allows a local attacker to bypass security restrictions on the target system.
The vulnerability exists due to an error in Device Guard. A local attacker can inject code into a trusted PowerShell process that is trusted by the Code Integrity policy and bypass the Device Guard Code Integrity policy on the local machine.
How to mitigate CVE-2017-8746
Install updates from vendor's website.