CVE-2020-9839
Estado: ModificadaAlta (7)—💥 Exploit
Se abordó una condición de carrera con un manejo del estado mejorado. Este problema es corregido en iOS versión 13.5 y iPadOS versión 13.5, macOS Catalina versión 10.15.5, tvOS versión 13.4.5, watchOS versión 6.2.5. Una aplicación puede ser capaz de alcanzar privilegios elevados
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7
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: 8/10/2026
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).
💥 Exploits públicos
Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.
- Módulo de Metasploit (exploit fiable y al alcance de cualquiera) · macOS cfprefsd Arbitrary File Write Local Privilege Escalation
Tecnologías afectadas (5)
CWE
- CWE-362
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-9839",
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"vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "HIGH",
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},
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"impactScore": 6.4,
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"obtainAllPrivilege": false,
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"affected": [
{
"source": "product-security@apple.com",
"affectedData": [
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"published": "2020-06-09T17:15:14.643",
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"weaknesses": [
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"description": [
{
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"value": "CWE-362"
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],
"descriptions": [
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"value": "A race condition was addressed with improved state handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5, watchOS 6.2.5. An application may be able to gain elevated privileges."
},
{
"lang": "es",
"value": "Se abordó una condición de carrera con un manejo del estado mejorado. Este problema es corregido en iOS versión 13.5 y iPadOS versión 13.5, macOS Catalina versión 10.15.5, tvOS versión 13.4.5, watchOS versión 6.2.5. Una aplicación puede ser capaz de alcanzar privilegios elevados"
}
],
"lastModified": "2026-06-17T03:28:39.750",
"configurations": [
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