What is CVE-2024-20671?

CVE-2024-20671 is a medium-severity vulnerability in Microsoft Windows Defender Antimalware Platform, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2024-03-12.

How severe is CVE-2024-20671?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2024-20671 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Microsoft Windows Defender Antimalware Platform

CVE-2024-20671

Microsoft Defender Security Feature Bypass Vulnerability

EPSS: 0.009 (55.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Microsoft Windows Defender Antimalware Platform — versions 4.0.0.0
Microsoft Windows_defender_antimalware_platform

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

Public proof-of-concept exploits

References

secure@microsoft.com (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2024-20671?: CVE-2024-20671 is a medium-severity vulnerability in Microsoft Windows Defender Antimalware Platform, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2024-03-12.
How severe is CVE-2024-20671?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2024-20671 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.