CVE-2019-3667: McAfee Techcheck

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

DLL Search Order Hijacking vulnerability in the Microsoft Windows client in McAfee Tech Check 3.0.0.17 and earlier allows local users to execute arbitrary code via the local folder placed there by an attacker.

Affected products

• McAfee Techcheck: up to and including 3.0.0.17

Published 2019-12-11. Last modified 2026-06-17.