Vulnerability in Microsoft Malware Protection Engine
CVE-2023-23389
Microsoft Defender Elevation of Privilege Vulnerability
Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)
EPSS: 0.004 (60.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C.
Affected products
- Microsoft Malware Protection Engine — versions 1.1.0.0
Weakness classification (CWE)
References
- Microsoft Defender Elevation of Privilege Vulnerability (vendor-advisory)
Frequently asked questions
- What is CVE-2023-23389?
- CVE-2023-23389 is a medium-severity vulnerability in Microsoft Malware Protection Engine, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 6.3/10. Published 2023-03-14.
- How severe is CVE-2023-23389?
- Medium severity. CVSS v3 base score is 6.3 out of 10.