CVE-2022-37971
CVE-2022-37971 is a high-severity vulnerability in Microsoft Malware Protection Engine with a CVSS 3.x base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 7.1)
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Microsoft Malware Protection Engine
- Published:
- Last modified:
Description
Microsoft Windows Defender Elevation of Privilege Vulnerability
Frequently asked questions
- What is CVE-2022-37971?
- Microsoft Windows Defender Elevation of Privilege Vulnerability
- How severe is CVE-2022-37971?
- CVE-2022-37971 has a CVSS 3.x base score of 7.1, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
- Is CVE-2022-37971 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-37971?
- CVE-2022-37971 affects Microsoft Malware Protection Engine. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-37971?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-37971 published?
- CVE-2022-37971 was published on 2022-10-11 and last updated on 2026-06-17.
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-37971
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-37971
- https://www.withsecure.com/en/support/security-advisories/cve-2022-37971
Affected products (1)
- cpe:2.3:a:microsoft:malware_protection_engine:*:*:*:*:*:*:*:*
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