CVE-2021-31969

HIGH EXPLOITED

Windows Cloud Files Mini Filter Driver - Elevation of Privilege

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2021-31969 has been observed exploited in the wild (reported by VulnCheck KEV).

Description

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-797/

Scores

CVSS v3 7.8
EPSS 0.0121
EPSS Percentile 64.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

VulnCheck KEV 2024-11-19
CWE
CWE-269
Status published
Products (7)
microsoft/windows_10 20h2
microsoft/windows_10 21h1
microsoft/windows_10 1909
microsoft/windows_10 2004
microsoft/windows_server_2016 20h2
microsoft/windows_server_2016 2004
microsoft/windows_server_2019
Published Jun 08, 2021
Tracked Since Feb 18, 2026