The vulnerability was discovered by SafeBreach Labs in all editions of McAfee Antivirus software. To exploit this vulnerability the attacker needs to be a system administrator. The vulnerability can be tracked as CVE-2019-3648 and it was reported to McAfee on Aug 5th, 2019, it has been patched now and McAfee urges users to update with 16.0.R22 Refresh 1 version that fixes the privilege escalation vulnerability. The vulnerability gives attackers an ability to load and execute malicious payloads using multiple signed services in a persistent way.”]
Source: https://gbhackers.com/vulnerability-mcafee-antivirus/