CVE-2021-34458

CRITICAL

Windows Server 2016 and 2019 - Remote Code Execution

Title source: llm
STIX 2.1

Description

Windows Kernel Remote Code Execution Vulnerability

References (1)

Core 1
Core References

Scores

CVSS v3 9.9
EPSS 0.0250
EPSS Percentile 83.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Details

Status published
Products (4)
microsoft/windows_server_2016
microsoft/windows_server_2016 20h2
microsoft/windows_server_2016 2004
microsoft/windows_server_2019
Published Jul 16, 2021
Tracked Since Feb 18, 2026