CVE-2021-31954

HIGH

Microsoft Windows 10 - Heap Buffer Overflow

Title source: rule
STIX 2.1

Description

Windows Common Log File System 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-21-668/

Scores

CVSS v3 7.8
EPSS 0.0126
EPSS Percentile 79.5%
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

CWE
CWE-269 CWE-122
Status published
Products (17)
microsoft/windows_10
microsoft/windows_10 20h2
microsoft/windows_10 21h1
microsoft/windows_10 1607
microsoft/windows_10 1909
microsoft/windows_10 2004
microsoft/windows_7
microsoft/windows_8.1
microsoft/windows_rt_8.1
microsoft/windows_server_2008
... and 7 more
Published Jun 08, 2021
Tracked Since Feb 18, 2026