CVE-2026-0432
Estado: Pendiente de análisisAlta (8.5)—
Incorrect default permissions in the installation directory for the AMD chipset driver could allow an attacker to achieve privilege escalation resulting in arbitrary code execution.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 8.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.10%
- Percentil entre todas las CVEs puntuadas: 1
- Fecha de la puntuación: 5/10/2026
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
T1068Exploitation for Privilege Escalationprivilege escalation95 % - Impacto principal
T1222File and Directory Permissions Modificationdefense impairment85 % - Impacto secundario
T1059Command and Scripting Interpreterexecution80 %
CWE-276 (permisos por defecto incorrectos) en directorio de instalación con AV:L, PR:L permite escalada de privilegios local a ejecución de código arbitrario (VC:H, VI:H, VA:H).
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 (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-276
Referencias
JSON original (NVD)
Mostrar
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],
"published": "2026-05-15T02:16:23.413",
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3047.html",
"source": "psirt@amd.com"
},
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4015.html",
"source": "psirt@amd.com"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@amd.com",
"description": [
{
"lang": "en",
"value": "CWE-276"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Incorrect default permissions in the installation directory for the AMD chipset driver could allow an attacker to achieve privilege escalation resulting in arbitrary code execution."
}
],
"lastModified": "2026-06-17T10:10:48.870",
"sourceIdentifier": "psirt@amd.com"
}