CVE-2017-5636

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{"affected": [{"affectedData": [{"product": "Apache NiFi", "vendor": "Apache Software Foundation", "versions": [{"status": "affected", "version": "0.7.0"}, {"status": "affected", "version": "0.7.1"}, {"status": "affected", "version": "1.1.0"}, {"status": "affected", "version": "1.1.1"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:nifi:0.7.0:*:*:*:*:*:*:*", "matchCriteriaId": "453452AE-C26A-4213-B688-82459159A5F2", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:nifi:0.7.1:*:*:*:*:*:*:*", "matchCriteriaId": "3D1A5996-DFC3-4C9E-ABE0-CAF6FCEEF177", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:nifi:1.1.0:*:*:*:*:*:*:*", "matchCriteriaId": "01B8572D-CA8D-4A41-B94A-A393A22B5B9D", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:nifi:1.1.1:*:*:*:*:*:*:*", "matchCriteriaId": "76FDA5E5-6A45-4979-9317-75623A59089F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Apache NiFi before 0.7.2 and 1.x before 1.1.2 in a cluster environment, the proxy chain serialization/deserialization is vulnerable to an injection attack where a carefully crafted username could impersonate another user and gain their permissions on a replicated request to another node."}, {"lang": "es", "value": "En Apache NiFi, en versiones anteriores a la 0.7.2 y versiones 1.x, anteriores a la 1.1.2, en un entorno de cl\u00faster, la serializaci\u00f3n o deserializaci\u00f3n de la cadena proxy es vulnerable a un ataque de inyecci\u00f3n en el que un nombre de usuario cuidadosamente manipulado podr\u00eda suplantar a otro usuario y obtener sus permisos en una petici\u00f3n copiada a otro nodo."}], "id": "CVE-2017-5636", "lastModified": "2026-06-17T01:20:53.700", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-10-19T20:29:00.297", "references": [{"source": "security@apache.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/96731"}, {"source": "security@apache.org", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://nifi.apache.org/security.html#CVE-2017-5636"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/96731"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Mitigation", "Vendor Advisory"], "url": "https://nifi.apache.org/security.html#CVE-2017-5636"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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