CVE-2020-3647
Estado: ModificadaAlta (7.8)—
u'Potential buffer overflow when accessing npu debugfs node "off"/"log" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.19%
- Percentil entre todas las CVEs puntuadas: 8
- 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).
Tecnologías afectadas (7)
CWE
- CWE-787
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-3647",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.6,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "product-security@qualcomm.com",
"affectedData": [
{
"vendor": "Qualcomm, Inc.",
"product": "Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music",
"versions": [
{
"status": "affected",
"version": "MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150"
}
]
}
]
}
],
"published": "2020-09-08T10:15:15.827",
"references": [
{
"url": "https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin",
"tags": [
"Broken Link"
],
"source": "product-security@qualcomm.com"
},
{
"url": "https://www.qualcomm.com/company/product-security/bulletins/august-2020-security-bulletin",
"tags": [
"Vendor Advisory"
],
"source": "nvd@nist.gov"
},
{
"url": "https://www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "u'Potential buffer overflow when accessing npu debugfs node \"off\"/\"log\" with large buffer size' in Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150"
},
{
"lang": "es",
"value": "Un potencial desbordamiento del búfer cuando se accede al nodo \"off\"/\"log\" de npu debugfs con un tamaño de búfer grande en los productos Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music en versiones MDM9607, QCS405, SC8180X, SDX55, SM6150, SM7150, SM8150"
}
],
"lastModified": "2026-06-17T03:18:47.010",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A35FECFB-60AE-42A8-BCBB-FEA7D5826D49"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:mdm9607:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E9765187-8653-4D66-B230-B2CE862AC5C0"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:qcs405_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "36F5A18B-8C9E-4A38-B994-E3E2696BB83D"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:qcs405:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "B703667D-DE09-40AF-BA44-E0E56252A790"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:sc8180x_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "30A45C1A-C921-42B5-9237-367245023B45"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:sc8180x:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "56C9D979-F214-4CD4-8CF9-43BC804BB179"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E93FB34B-3674-404D-9687-E092E9A246AB"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:sdx55:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F3FF5A9A-A34A-499C-B6E0-D67B496C5454"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:sm6150_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8ABE492A-3755-4969-9DEB-4B85EBB84644"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:sm6150:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E3D3787B-6ACC-4591-B041-01307ED66C36"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:sm7150_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F63A748F-2236-4486-83F1-DE4BCBE5D56D"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:sm7150:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "184F3DFC-27E8-48AC-B46C-C589DBCBF030"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:qualcomm:sm8150_firmware:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9286B1E8-E39F-4DAA-8969-311CA2A0A8AA"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:qualcomm:sm8150:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "19B9AE36-87A9-4EE7-87C8-CCA2DCF51039"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "product-security@qualcomm.com"
}