What is CVE-2021-23874?

CVE-2021-23874 is a high-severity vulnerability in Mcafee,llc Mcafee Total Protection (Mtp), classified under Improper Privilege Management. CVSS score: 8.2/10. Published 2021-02-10.

How severe is CVE-2021-23874?

High severity. CVSS v3 base score is 8.2 out of 10.

Is CVE-2021-23874 known to be exploited?

Yes. CVE-2021-23874 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Privilege escalation in Mcafee,llc Mcafee Total Protection (Mtp)

CVE-2021-23874

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.

Vulnerability class: Privilege Escalation

EPSS: 0.007 (73.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H.

Affected products

Mcafee,llc Mcafee Total Protection (Mtp) — versions unspecified

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-11-03. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2021-11-17.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

service.mcafee.com/FAQDocument.aspx (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2021-23874?: CVE-2021-23874 is a high-severity vulnerability in Mcafee,llc Mcafee Total Protection (Mtp), classified under Improper Privilege Management. CVSS score: 8.2/10. Published 2021-02-10.
How severe is CVE-2021-23874?: High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2021-23874 known to be exploited?: Yes. CVE-2021-23874 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.