CVE-2021-34458: Windows Kernel Remote Code Execution Vulnerability
Windows Kernel Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-34508.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19042.1110Patch KB5004237 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.4530Patch KB5004238 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19041.1110Patch KB5004237 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.2061Patch KB5004244
Event History
Frequently Asked Questions
What is the severity of CVE-2021-34458?
CVE-2021-34458 is rated as critical due to the potential for remote code execution.
How do I fix CVE-2021-34458?
To fix CVE-2021-34458, apply the latest security updates provided by Microsoft for affected Windows versions.
Which versions of Windows are affected by CVE-2021-34458?
CVE-2021-34458 affects Microsoft Windows Server 2016 and 2019 across various versions.
What is the impact of CVE-2021-34458?
The impact of CVE-2021-34458 includes the potential for an attacker to execute arbitrary code remotely with elevated privileges.
Is there a workaround for CVE-2021-34458?
There are no known workarounds for CVE-2021-34458; updating the system is the recommended action.