CVE-2026-69744

Estado: AnalizadaAlta (7.5)—

Null pointer dereference in Windows Kerberos allows an unauthorized attacker to deny service over a network.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Puntuación base: 7.5

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 1.17%
Percentil entre todas las CVEs puntuadas: 66
Fecha de la puntuación: 4/10/2026

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

🎯 Técnicas ATT&CK

Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access92 %
Impacto principalT1499.004 Application or System Exploitationimpact88 %

Vector CVSS AV:N/PR:N/UI:N indica explotación remota sin privilegios (T1190). Null pointer dereference causa DoS en Kerberos alcanzable por red, con impacto de disponibilidad elevado (A:H), mapeado a T1499.004 (Application Exhaustion DoS).

Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.

🛡️ Mitigaciones ATT&CK que cubren estas técnicas

Filter Network Traffic Vulnerability Scanning Privileged Account Management Network Segmentation Limit Access to Resource Over Network Application Isolation and Sandboxing

Tecnologías afectadas (3)

Microsoft — Windows 11 24h2 Microsoft — Windows 11 25h2 Microsoft — Windows Server 2025

CWE

CWE-476

Referencias

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69744

JSON original (NVD)

Mostrar

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