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CVE-2021-31969

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

CVSS 7.8 HIGHEPSS 1.2%◆ VulnCheck KEV
Vexday Risk Score
43Attention
SSVC decision (CISA)
Act
Exploitation + impact → act immediately
CVSS 7.8EPSS 1.2%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
08 Jun 2021Published on NVD
Recommendation: Patch as soon as possible — active exploitation confirmed.
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/