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CVE-2021-31969highobserved exploitation

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

43Vexday Risk Score

Prioritize patching. It exploitation observed by VulnCheck.

ssvc Actcvss 7.8epss 1.2%
from disclosure to weapon
Published on NVDJun 8
VulnCheck+1260d
exploitation probability
1.2%top 33% of all CVEs
observed exploitation
yesVulnCheck
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
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 · Windows 10 Version 1809Microsoft · Windows 10 Version 1909Microsoft · Windows 10 Version 2004Microsoft · Windows 10 Version 20H2Microsoft · Windows 10 Version 21H1Microsoft · Windows Server 2019Microsoft · Windows Server 2019 (Server Core installation)Microsoft · Windows Server version 2004Microsoft · Windows Server version 20H2
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31969https://www.zerodayinitiative.com/advisories/ZDI-21-797/