Main Vulnerability Database Vulnerabilities #VU8782

Security restrictions bypass in Microsoft Windows and Windows Server - CVE-2017-8715

Published: October 10, 2017 / Updated: October 10, 2017

Vulnerability identifier: #VU8782

CSH Severity: Low

CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2017-8715

CWE-ID: CWE-264

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to bypass security restrictions on the target system.

The vulnerability exists due to an error when PowerShell exposes functions and processes user supplied code. A local attacker can inject malicious code into a script that is trusted by the Code Integrity policy and bypass the Code Integrity policy.

Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2017-8715

Install updates from vendor's website.

External References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8715

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