Vulnerability in Microsoft Malware Protection Engine

CVE-2021-34471

Microsoft Windows Defender Elevation of Privilege Vulnerability

EPSS: 0.002 (48.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Malware Protection Engine — versions N/A

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34471 (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-34471?: CVE-2021-34471 is a high-severity vulnerability in Microsoft Malware Protection Engine. CVSS score: 7.8/10. Published 2021-08-12.
How severe is CVE-2021-34471?: High severity. CVSS v3 base score is 7.8 out of 10.