What’s Vulnerable › Vulnerabilities

CVE-2021-23874: McAfee Total Protection (MTP) Improper Privilege Management Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: yes — in CISA KEV since 2021-11-03
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-10 · updated 2026-06-17
• Weakness: CWE-269

Description

Arbitrary Process Execution vulnerability in McAfee Total Protection (MTP) prior to 16.0.30 allows a local user to gain elevated privileges and execute arbitrary code bypassing MTP self-defense.

Affected products

• McAfee,LLC McAfee Total Protection (MTP): before 16.0.30 — fixed in 16.0.30

How to fix

Upgrade to a fixed version: McAfee,LLC McAfee Total Protection (MTP) 16.0.30. Check the vendor advisory for mitigations.

References

• http://service.mcafee.com/FAQDocument.aspx?&id=TS103114
• http://service.mcafee.com/FAQDocument.aspx?&id=TS103114
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-23874

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