CVE-2026-49315
Estado: AplazadaAlta (7.1)—
DoS vulnerability in the input device module. Impact: Successful exploitation of this vulnerability may affect availability.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
- Puntuación base: 7.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.11%
- Percentil entre todas las CVEs puntuadas: 1
- 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
T1068Exploitation for Privilege Escalationprivilege escalation85 % - Impacto principal
T1499.004Application or System Exploitationimpact75 %
AV:L sin UI requiere acceso local (T1068). El DoS en módulo de dispositivo de entrada sugiere denegación de servicio local (T1499.004), afectando disponibilidad.
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
CWE
- CWE-264
Referencias
JSON original (NVD)
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{
"id": "CVE-2026-49315",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-49315",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-09-09T15:55:00.690892Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@huawei.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 7.1,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 4,
"exploitabilityScore": 2.5
}
]
},
"affected": [
{
"source": "psirt@huawei.com",
"affectedData": [
{
"vendor": "Huawei",
"product": "HarmonyOS",
"versions": [
{
"status": "affected",
"version": "4.3.3"
},
{
"status": "affected",
"version": "4.3.1"
},
{
"status": "affected",
"version": "4.3.0"
},
{
"status": "affected",
"version": "4.2.0"
},
{
"status": "affected",
"version": "4.0.0"
}
],
"defaultStatus": "unaffected"
},
{
"vendor": "Huawei",
"product": "EMUI",
"versions": [
{
"status": "affected",
"version": "16.0.0"
},
{
"status": "affected",
"version": "15.0.0"
},
{
"status": "affected",
"version": "14.2.0"
},
{
"status": "affected",
"version": "14.0.0"
}
],
"defaultStatus": "unaffected"
}
]
}
],
"published": "2026-09-09T04:17:59.933",
"references": [
{
"url": "https://consumer.huawei.com/en/support/bulletin/2026/9/",
"source": "psirt@huawei.com"
},
{
"url": "https://consumer.huawei.com/en/support/bulletinvision/2026/9/",
"source": "psirt@huawei.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@huawei.com",
"description": [
{
"lang": "en",
"value": "CWE-264"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "DoS vulnerability in the input device module.\nImpact: Successful exploitation of this vulnerability may affect availability."
}
],
"lastModified": "2026-09-09T21:17:02.813",
"sourceIdentifier": "psirt@huawei.com"
}