Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSummary
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, exploitation aligns with the MITRE ATT&CK technique Endpoint Denial of Service (T1499); ranked in the top 26% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis AI-assisted summary
Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.
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.
OWASP Top 10 for Web (2025)
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2023-28849
Vulnerability Data
Windows Internet Key Exchange (IKE) Extension Denial of Service Vulnerability
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise Techniques
CVEs Like This One
Affected Assets
Mitigating Controls
Mitigating Controls (NIST CSF 2.0) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.
Secure SDLC practices (static analysis, code review, safe coding standards) directly prevent NULL dereference bugs during development.
Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI
Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.
Security testing can detect NULL dereference defects before release.
Secure SDLC mandates defensive coding practices that can prevent NULL dereferences.
Application security requirements can specify input validation and pointer-safety rules.
Secure architecture principles encourage defensive design that avoids unsafe pointer use.
Secure coding standards directly require NULL-pointer checks and safe dereference patterns.