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HIGH · 7.5

CVE-2023-21547

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Vulnerability Description

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
MicrosoftWindows 10 1607-
MicrosoftWindows 10 1809-
MicrosoftWindows 10 21H2-
MicrosoftWindows 10 22H2-
MicrosoftWindows 11 21H2-
MicrosoftWindows 11 22H2-
MicrosoftWindows Server 2016-
MicrosoftWindows Server 2019-
MicrosoftWindows Server 2022-

Related Weaknesses (CWE)

CWE-476CWE-400

References

FAQ

What is CVE-2023-21547?

CVE-2023-21547 is a vulnerability with a CVSS score of 7.5 (HIGH). Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

How severe is CVE-2023-21547?

CVE-2023-21547 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-21547?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 21H2.