CVE-2023-23389
Microsoft Defender Elevation of Privilege Vulnerability
Microsoft Defender Elevation of Privilege Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Microsoft Defender Elevation of Privilege Vulnerability
Microsoft Defender Elevation of Privilege Vulnerability
- Record
CVE-2023-23389- CVSS 3.1
- 6.3 Medium
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 - Weakness
- CWE-367
- Updated
- 2026-11-02
EUVDEUVD-2023-27489
Microsoft Defender Elevation of Privilege Vulnerability
- Record
EUVD-2023-27489- CVSS 3.1
- 6.3 Medium
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 - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fpmq-pvjx-5562
Microsoft Defender Elevation of Privilege Vulnerability
Microsoft Defender Elevation of Privilege Vulnerability
- Record
GHSA-fpmq-pvjx-5562- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
NVD
Microsoft Defender Elevation of Privilege Vulnerability
- Record
CVE-2023-23389- CVSS 3.1
- 6.3 Medium
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-367
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-23389 is a medium vulnerability (CVSS 6.3) in Microsoft Malware Protection Engine, published March 14, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.26%, the 17th percentile. No source names a fixed version.