CVE-2025-52458

Estado: AnalizadaAlta (7.8)—

in OpenHarmony v5.1.0 and prior versions allow a local attacker arbitrary code execution in pre-installed apps through out-of-bounds write. This vulnerability can be exploited only in restricted scenarios.

CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Puntuación base: 7.8

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.16%
Percentil entre todas las CVEs puntuadas: 5
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.

ExplotaciónT1068 Exploitation for Privilege Escalationprivilege escalation85 %
Impacto principalT1059 Command and Scripting Interpreterexecution80 %

Acceso local (AV:L) sin interacción (UI:N) con privilegios requeridos (PR:L) en CWE-787 (out-of-bounds write) permite escalada a ejecución de código en apps preinstaladas.

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

Execution Prevention Threat Intelligence Program Restrict Web-Based Content Privileged Account Management Limit Software Installation Behavior Prevention on Endpoint

Tecnologías afectadas (1)

Openatom — Openharmony

CWE

CWE-787

Referencias

https://gitcode.com/openharmony/security/tree/master/zh/security-disclosure/2025/2025-10.md

JSON original (NVD)

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