CVE-2020-7323: Authentication Protection Bypass vulnerability in ENS for Windows

Severity: medium (CVSS 6.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-09-09 · updated 2026-06-17
Weakness: CWE-287

Description

Authentication Protection Bypass vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 September 2020 Update allows physical local users to bypass the Windows lock screen via triggering certain detection events while the computer screen is locked and the McTray.exe is running with elevated privileges. This issue is timing dependent and requires physical access to the machine.

Affected products

McAfee LLC McAfee Endpoint Security (ENS): before 10.7.0 — fixed in 10.7.0

How to fix

Upgrade to a fixed version: McAfee LLC McAfee Endpoint Security (ENS) 10.7.0. Check the vendor advisory for mitigations.

References

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