CVE-2023-21813: Windows Secure Channel Denial of Service Vulnerability
Windows Secure Channel Denial of Service Vulnerability
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 6.3.9600.20821Patch KB5022894 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.0.6003.21915Patch KB5022893 - Upgrade
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Fixed in 6.2.9200.24116Patch KB5022895 - Upgrade
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Fixed in 6.1.7601.26366Patch KB5022874 - Upgrade
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Fixed in 10.0.19045.2604Patch KB5022834 - Upgrade
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Fixed in 10.0.10240.19747Patch KB5022858 - Upgrade
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Fixed in 10.0.14393.5717Patch KB5022838 - Upgrade
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Fixed in 10.0.22621.1265Patch KB5022845 - Upgrade
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Fixed in 10.0.19044.2604Patch KB5022834 - Upgrade
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Fixed in 10.0.19042.2604Patch KB5022834 - Upgrade
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Fixed in 10.0.22621.1574Patch KB5022836 - Upgrade
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Fixed in 10.0.20348.1547Fixed in 10.0.20348.1540Patch KB5022921 - Upgrade
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Fixed in 10.0.17763.4010Patch KB5022840
Event History
Frequently Asked Questions
What is the severity of CVE-2023-21813?
CVE-2023-21813 has a severity rating of important, indicating that it could lead to a denial of service.
How do I fix CVE-2023-21813?
Fix CVE-2023-21813 by applying the security patches released by Microsoft for the affected Windows products.
Which versions of Windows are affected by CVE-2023-21813?
CVE-2023-21813 affects various versions of Windows Server and Windows 10, as well as Windows 11 and Windows Server 2022.
What potential impact does CVE-2023-21813 have on systems?
CVE-2023-21813 can cause a denial of service, potentially incapacitating affected systems.
Is CVE-2023-21813 related to any specific Microsoft security patches?
Yes, CVE-2023-21813 is addressed in several Microsoft security updates, which users should install promptly.