CVE-2023-21701: Microsoft Protected Extensible Authentication Protocol (PEAP) Denial of Service Vulnerability
Microsoft Protected Extensible Authentication Protocol (PEAP) 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 6.1.7601.26366Patch KB5022874 - Upgrade
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Fixed in 6.2.9200.24116Patch KB5022895 - Upgrade
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Fixed in 6.3.9600.20821Patch KB5022894 - Upgrade
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Fixed in 6.0.6003.21915Patch KB5022893 - Upgrade
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Fixed in 10.0.14393.5717Patch KB5022838 - Upgrade
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Fixed in 10.0.10240.19747Patch KB5022858 - Upgrade
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Fixed in 10.0.19044.2604Patch KB5022834 - Upgrade
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Fixed in 10.0.19045.2604Patch KB5022834 - Upgrade
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Fixed in 10.0.22621.1265Patch KB5022845 - 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-2023-21701?
The severity of CVE-2023-21701 is classified as high with a score of 7.5.
How do I fix CVE-2023-21701?
CVE-2023-21701 can be fixed by applying the latest security patch provided by Microsoft.
What type of vulnerability is CVE-2023-21701?
CVE-2023-21701 is a Denial of Service vulnerability related to the Microsoft Protected Extensible Authentication Protocol.
Which systems are affected by CVE-2023-21701?
CVE-2023-21701 affects multiple versions of Microsoft Windows, including Windows 10, Windows 11, and several versions of Windows Server.
When was CVE-2023-21701 published?
CVE-2023-21701 was published on February 14, 2023.