CVE-2019-6807
Estado: ModificadaAlta (7.5)—
A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of service when writing sensitive application variables to the controller over Modbus.
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: 2.24%
- Percentil entre todas las CVEs puntuadas: 82
- 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 (4)
CWE
- CWE-755
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2019-6807",
"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": "cybersecurity@se.com",
"affectedData": [
{
"vendor": "n/a",
"product": "Modicon M580 Modicon M340 Modicon Quantum Modicon Premium",
"versions": [
{
"status": "affected",
"version": "Modicon M580 Modicon M340 Modicon Quantum Modicon Premium"
}
]
}
]
}
],
"published": "2019-05-22T21:29:00.667",
"references": [
{
"url": "https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"source": "cybersecurity@se.com"
},
{
"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0770",
"tags": [
"Exploit",
"Third Party Advisory"
],
"source": "cybersecurity@se.com"
},
{
"url": "https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/",
"tags": [
"Mitigation",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2019-0770",
"tags": [
"Exploit",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-755"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A CWE-248: Uncaught Exception vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause a possible denial of service when writing sensitive application variables to the controller over Modbus."
},
{
"lang": "es",
"value": "Una CWE-248: Vulnerabilidad de Excepción no Detectada en todas las versiones de Modicon M580, Modicon M340, Modicon Quantum y Modicon Premium, que podría generar una posible Denegación de Servicio cuando se escriben variables de aplicación sensibles hacia el controlador sobre el protocolo Modbus."
}
],
"lastModified": "2026-06-17T02:39:43.023",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_premium_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "619CFD8D-9652-4AAB-AFC4-796B3F10F61F"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_premium:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "F00936E2-E6EF-4ABF-8666-7D83BE424F42"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_quantum_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "745CC7A7-70FB-4551-8EBF-600B7A6236D7"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_quantum:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "A9B7CEF7-B9BA-4923-808F-DA2931569EBB"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3FD2397C-67A1-4AFD-BC42-6ECC3BD88C24",
"versionEndExcluding": "3.10"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "138681A2-0146-492B-8E10-06849FC27C6E"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B9C5B0D1-D3A4-468A-807E-6BB3F98CC116",
"versionEndExcluding": "2.90"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E876C738-ABF6-4864-98A6-1E06E96A0DF4"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "cybersecurity@se.com"
}