CVE-2017-7650

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{"affected": [{"affectedData": [{"product": "Mosquitto", "vendor": "Eclipse Foundation", "versions": [{"status": "affected", "version": "0.15 to 1.4.11 inclusive"}]}], "source": "emo@eclipse.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:*", "matchCriteriaId": "E80E733B-BD63-4B8E-88FE-11243F5BA437", "versionEndExcluding": "1.4.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Mosquitto before 1.4.12, pattern based ACLs can be bypassed by clients that set their username/client id to '#' or '+'. This allows locally or remotely connected clients to access MQTT topics that they do have the rights to. The same issue may be present in third party authentication/access control plugins for Mosquitto."}, {"lang": "es", "value": "En Mosquitto en versiones anteriores a la 1.4.12, las listas de control de acceso (ACL) basadas en patrones pueden ser omitidas por clientes que establecen su ID de nombre de usuario/cliente como '#' o '+'. Esto permite que los clientes conectados de forma local o remota accedan a temas MQTT a los que no tienen derecho de acceso. Este mismo problema tambi\u00e9n podr\u00eda estar presente en plugins de control de autenticaci\u00f3n/acceso para Mosquitto."}], "id": "CVE-2017-7650", "lastModified": "2026-06-17T01:24:53.130", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-09-11T16:29:00.260", "references": [{"source": "emo@eclipse.org", "tags": ["Patch", "Vendor Advisory"], "url": "http://mosquitto.org/2017/05/security-advisory-cve-2017-7650/"}, {"source": "emo@eclipse.org", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3865"}, {"source": "emo@eclipse.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98741"}, {"source": "emo@eclipse.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=516765"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "http://mosquitto.org/2017/05/security-advisory-cve-2017-7650/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "http://www.debian.org/security/2017/dsa-3865"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/98741"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://bugs.eclipse.org/bugs/show_bug.cgi?id=516765"}], "sourceIdentifier": "emo@eclipse.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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