CVE-2021-22296
Estado: ModificadaMedia (5.5)—
Un componente de HarmonyOS versión 2.0, presenta una vulnerabilidad de DoS. Los atacantes locales pueden explotar esta vulnerabilidad para montar un sistema de archivos en el dispositivo objetivo, provocando una DoS del sistema de archivos
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.21%
- Percentil entre todas las CVEs puntuadas: 10
- 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).
Tecnologías afectadas (1)
CWE
- NVD-CWE-noinfo
Referencias
- https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1
- https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md
- https://www.tenable.com/cve/CVE-2021-22296
- https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1
- https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md
- https://www.tenable.com/cve/CVE-2021-22296
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-22296",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.9,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 6.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
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"cvssData": {
"scope": "UNCHANGED",
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"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "psirt@huawei.com",
"affectedData": [
{
"vendor": "n/a",
"product": "HarmonyOS",
"versions": [
{
"status": "affected",
"version": "HarmonyOS 2.0"
}
]
}
]
}
],
"published": "2021-03-02T19:15:13.207",
"references": [
{
"url": "https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1",
"tags": [
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],
"source": "psirt@huawei.com"
},
{
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"tags": [
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],
"source": "psirt@huawei.com"
},
{
"url": "https://www.tenable.com/cve/CVE-2021-22296",
"tags": [
"Third Party Advisory"
],
"source": "psirt@huawei.com"
},
{
"url": "https://device.harmonyos.com/cn/console/safetyDetail?id=9145efa5d9064d94a7fc3968b6054d83&pageSize=10&pageIndex=1",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://gitee.com/openharmony/security/blob/master/zh/security-disclosure/2021/2021-03.md",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.tenable.com/cve/CVE-2021-22296",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A component of HarmonyOS 2.0 has a DoS vulnerability. Local attackers may exploit this vulnerability to mount a file system to the target device, causing DoS of the file system."
},
{
"lang": "es",
"value": "Un componente de HarmonyOS versión 2.0, presenta una vulnerabilidad de DoS. Los atacantes locales pueden explotar esta vulnerabilidad para montar un sistema de archivos en el dispositivo objetivo, provocando una DoS del sistema de archivos"
}
],
"lastModified": "2026-06-17T03:36:57.370",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3AD62E8B-CB4B-43A6-98E8-09A8A1A3505B"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@huawei.com"
}