CVE-2020-7323 - CVE House
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Status published Medium CVE-2020-7323

Authentication Protection Bypass vulnerability in ENS for Windows

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • McAfee credits Lockheed Martin Red Team for responsibly reporting this flaw.

References

More from McAfee LLC

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CVE-2021-23881
Stored Cross Site Scripting in ENS
Medium 4.8
CVE-2021-23880
Improper Access Control in the ENS installer
Medium 6.7
CVE-2021-23878
Clear text storage of sensitive Information in ENS
High 7.3

Affected Vendor

Affected Software

Endpoint Security for Windows
Vulnerable Versions:
10.7.x

Timeline

Official Publish: September 9th, 2020
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L

Weaknesses (CWE)

CWE-287

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1078 Valid Accounts
Persistence
T1556 Modify Authentication Process
Credential Access