CVE-2025-43706
Estado: AnalizadaAlta (7.5)—
An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2400, 1580, 9110, W920, W930, Modem 5123, and Modem 5400. Incorrect handling of RRC packets leads to a Denial of Service.
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: 0.33%
- Percentil entre todas las CVEs puntuadas: 24
- Fecha de la puntuación: 6/10/2026
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.
- Explotación
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1499.004Application or System Exploitationimpact90 %
Red sin privilegios (AV:N/PR:N) con DoS confirmado (A:H). CWE-400 (descontrol de recursos) en procesadores Exynos/módems causa denegación de servicio por manejo incorrecto de paquetes RRC.
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 (11)
Samsung — Exynos 1080 FirmwareSamsung — Exynos 1580 FirmwareSamsung — Exynos 2400 FirmwareSamsung — Exynos 850 FirmwareSamsung — Exynos 9110 FirmwareSamsung — Exynos 980 FirmwareSamsung — Exynos 990 FirmwareSamsung — Exynos W920 FirmwareSamsung — Exynos W930 FirmwareSamsung — Modem 5123 FirmwareSamsung — Modem 5400 Firmware
CWE
- CWE-400
Referencias
JSON original (NVD)
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