CVE-2021-22415
Estado: ModificadaAlta (7.5)—
There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.68%
- Percentil entre todas las CVEs puntuadas: 51
- Fecha de la puntuación: 7/10/2026
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).
Tecnologías afectadas (2)
CWE
- CWE-131
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-22415",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "psirt@huawei.com",
"affectedData": [
{
"vendor": "Huawei",
"product": "EMUI",
"versions": [
{
"status": "affected",
"version": "11.0.0"
}
]
},
{
"vendor": "Huawei",
"product": "Magic UI",
"versions": [
{
"status": "affected",
"version": "4.0.0"
}
]
}
]
}
],
"published": "2021-08-02T17:15:14.357",
"references": [
{
"url": "https://consumer.huawei.com/en/support/bulletin/2021/6/",
"tags": [
"Vendor Advisory"
],
"source": "psirt@huawei.com"
},
{
"url": "https://consumer.huawei.com/en/support/bulletin/2021/6/",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-131"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "There is an Incorrect Calculation of Buffer Size Vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause kernel exceptions with the code."
},
{
"lang": "es",
"value": "Se presenta una Vulnerabilidad de Cálculo Incorrecto del Tamaño del Búfer en el Smartphone de Huawei. Una explotación con éxito de esta vulnerabilidad puede causar excepciones en el kernel con el código"
}
],
"lastModified": "2026-06-17T03:37:11.363",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0B701EC6-8208-4D22-95A6-B07D471A8A8B"
},
{
"criteria": "cpe:2.3:o:huawei:magic_ui:4.0.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F6066FAB-23F5-4CB2-B89E-B00F8835AC39"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@huawei.com"
}