CVE-2024-21351
Estado: AnalizadaAlta (7.6)⚠ Explotación activa
Windows SmartScreen Security Feature Bypass Vulnerability
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L
- Puntuación base: 7.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 28%
- Percentil entre todas las CVEs puntuadas: 98
- Fecha de la puntuación: 7/10/2026
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).
CISA KEV — explotada activamente
- Añadida al catálogo: 13/2/2024
- Plazo de remediación: 5/3/2024
- Uso conocido en ransomware: Unknown
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1203Exploitation for Client Executionexecution75 % - Impacto principal
T1059Command and Scripting Interpreterexecution70 % - Impacto secundario
T1078Valid Accountsstealth · persistence · privilege escalation · initial access55 %
Requiere interacción del usuario (UI:R) para eludir SmartScreen y ejecutar código; impacto confirmado en confidencialidad, integridad y disponibilidad. CWE-94 sugiere control de ejecución comprometido.
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
Tecnologías afectadas (12)
Microsoft — Windows 10 1507Microsoft — Windows 10 1607Microsoft — Windows 10 1809Microsoft — Windows 10 21h2Microsoft — Windows 10 22h2Microsoft — Windows 11 21h2Microsoft — Windows 11 22h2Microsoft — Windows 11 23h2Microsoft — Windows Server 2016Microsoft — Windows Server 2019Microsoft — Windows Server 2022Microsoft — Windows Server 2022 23h2
CWE
- CWE-94
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
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