VulnerabilityAnalyzed

CVE-2021-23874

McAfee Total Protection (MTP) Improper Privilege Management Vulnerability

KEVHIGH 7.8EPSS 1.03%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 17 November 2021). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

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.

CVSS 3.1: 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.03% probability · 62th percentile
CISA KEV: Listed 3 November 2021 · due 17 November 2021
Weakness: CWE-269, CWE-732
Affected: mcafee/total protection
Source: trellixpsirt@trellix.com

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2021-23874

References

http://service.mcafee.com/FAQDocument.aspx?&id=TS103114Broken Link
http://service.mcafee.com/FAQDocument.aspx?&id=TS103114Broken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-23874US Government Resource

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.