CVE-2021-23877

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Privilege escalation vulnerability in the Windows trial installer of McAfee Total Protection (MTP) prior to 16.0.34_x may allow a local user to run arbitrary code as the admin user by replacing a specific temporary file created during the installation of the trial version of MTP.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-269

Affected software

VendorProductVersions
McAfeeMcAfee Total Protection (MTP)>= unspecified, < 16.0.34

References

Timeline

Published
Oct 26, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-23877: High severity, CVSS 7.8 | Vulnix