VulnerabilityModified

CVE-2023-21547

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

HIGH 7.5EPSS 89.3%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 89.3%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

CVSS 3.1: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS: 89.28% probability · 100th percentile
CISA KEV: Not listed
Weakness: CWE-476, CWE-400
Affected: microsoft/windows 10 1607 · microsoft/windows 10 1809 · microsoft/windows 10 21h2 · microsoft/windows 10 22h2 · microsoft/windows 11 21h2 · microsoft/windows 11 22h2 · microsoft/windows server 2016 · microsoft/windows server 2019 · microsoft/windows server 2022
Source: secure@microsoft.com

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21547
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21547

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.