HOMEVULNERABILITIESCVE-2021-23880
MEDIUM

CVE-2021-23880

CWE-269Published: February 10, 2021· Updated: Jun 17, 2026

4.4
CVSS v3.1

Official Description

Improper Access Control in attribute in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2021 Update allows authenticated local administrator user to perform an uninstallation of the anti-malware engine via the running of a specific command with the correct parameters.

NVD Source

Technical Analysis

CVE-2021-23880 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 4.4.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.High
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Affected Vendors & Products

mcafee1 product(s)
endpoint security
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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Official Patches & Advisories

All References (2)

Quick Facts

CVE IDCVE-2021-23880
CVSS Score4.4 / 10
SeverityMEDIUM
WeaknessCWE-269
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 10, 2021

Related CVEs (CWE-269)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2021-23880 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.