CVE-2023-24859
Published: 14 March 2023
Summary
CVE-2023-24859 is a high-severity NULL Pointer Dereference (CWE-476) vulnerability in Microsoft Windows Server 2012. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 4.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
Windows Internet Key Exchange (IKE) Extension contains a denial-of-service vulnerability tracked as CVE-2023-24859. The flaw, assigned CVSS 7.5 and linked to CWE-476, affects the IKE component in Windows and can be triggered remotely to produce a high-impact availability condition without requiring authentication or user interaction.
An unauthenticated attacker can send specially crafted network traffic to a vulnerable Windows system and cause the IKE Extension to stop responding, resulting in denial of service. The attack requires only network connectivity and no privileges, making it exploitable from anywhere on the network path.
Microsoft security advisories at the referenced MSRC pages describe the issue and direct administrators to the corresponding security updates for remediation. The associated EPSS score has reached 0.2219, indicating meaningful exploitation interest following disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-28849
Vulnerability details
Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.