High MSRC-CVE-2023-21547 1 CVE

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Published Jan 10, 2023 · Updated Jan 13, 2023 · Revision 2

Vendor: Microsoft

Summary

Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

Security updates
10.0.17763.3887 — https://support.microsoft.com/help/5022286
10.0.20348.1487 — https://support.microsoft.com/help/5022291
10.0.19042.2486 — https://support.microsoft.com/help/5022282
10.0.22000.1455 — https://support.microsoft.com/help/5022287
10.0.22621.1105 — https://support.microsoft.com/help/5022303
10.0.10240.19685 — https://support.microsoft.com/help/5022297
10.0.14393.5648 — https://support.microsoft.com/help/5022289

Vulnerabilities 1

High 7.5

CVE-2023-21547 EPSS 89%

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability

Microsoft Windows Server 2019 Windows Server 2019 (Server Core installation) Windows 10 Version 1809 Windows

Jan 10, 2023

Revision history

2023-01-13 #2
Added acknowledgements. This is an informational change only.
2023-01-10 #1
Information published.

References

CVE-2023-21547 Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21547
Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
Common Vulnerability Scoring System
https://www.first.org/cvss