CVE-2021-31010

Estado: AnalizadaAlta (7.5)⚠ Explotación activa

A deserialization issue was addressed through improved validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 12.5.5, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. A sandboxed process may be able to circumvent sandbox restrictions. Apple was aware of a report that this issue may have been actively exploited at the time of release..

CVSS

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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 3.67%
Percentil entre todas las CVEs puntuadas: 89
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).

CISA KEV — explotada activamente

Añadida al catálogo: 25/8/2022
Plazo de remediación: 15/9/2022
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.

ExplotaciónT1190 Exploit Public-Facing Applicationinitial access75 %
Impacto principalT1548 Abuse Elevation Control Mechanismprivilege escalation70 %

Deserialization remota en app expuesta (T1190, AV:N, AC:L, PR:N). Impacto: evasión sandbox (T1548) y potencial ejecución de comandos (T1059) desde proceso aislado.

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

Privileged Account Management Update Software Vulnerability Scanning User Account Management Restrict File and Directory Permissions Operating System Configuration

Tecnologías afectadas (5)

Apple — Ipados Apple — Iphone OS Apple — MAC OS X Apple — Macos Apple — Watchos

CWE

CWE-502
CWE-502

Referencias

JSON original (NVD)

Mostrar

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