CVE-2017-7651
Estado: ModificadaAlta (7.5)—
In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.
CVSS
- Versión: 3.0
- Vector: CVSS:3.0/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: 5.12%
- Percentil entre todas las CVEs puntuadas: 92
- 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 (2)
CWE
- CWE-789
- CWE-400
Referencias
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754
- https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html
- https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html
- https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/
- https://www.debian.org/security/2018/dsa-4325
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754
- https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html
- https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html
- https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/
- https://www.debian.org/security/2018/dsa-4325
JSON original (NVD)
Mostrar
{
"id": "CVE-2017-7651",
"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
}
],
"cvssMetricV30": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/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": "emo@eclipse.org",
"affectedData": [
{
"vendor": "The Eclipse Foundation",
"product": "Eclipse Mosquitto",
"versions": [
{
"status": "affected",
"version": "1.4.14"
}
]
}
]
}
],
"published": "2018-04-24T14:29:00.437",
"references": [
{
"url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
],
"source": "emo@eclipse.org"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "emo@eclipse.org"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "emo@eclipse.org"
},
{
"url": "https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "emo@eclipse.org"
},
{
"url": "https://www.debian.org/security/2018/dsa-4325",
"tags": [
"Third Party Advisory"
],
"source": "emo@eclipse.org"
},
{
"url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754",
"tags": [
"Exploit",
"Issue Tracking",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.debian.org/security/2018/dsa-4325",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "emo@eclipse.org",
"description": [
{
"lang": "en",
"value": "CWE-789"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-400"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol."
},
{
"lang": "es",
"value": "En Eclipse Mosquitto 1.4.14, un usuario puede cerrar el servidor Mosquitto simplemente llenando la memoria RAM con muchas conexiones con una carga útil grande. Esto puede hacerse sin autenticaciones si ocurre en la fase de conexión del protocolo MQTT."
}
],
"lastModified": "2026-06-17T01:24:53.250",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "01C2095B-D7E4-46EE-89C0-0FC635DB4E05",
"versionEndIncluding": "1.4.14"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA"
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "emo@eclipse.org"
}