CVE-2017-9792

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{"affected": [{"affectedData": [{"product": "Apache Impala", "vendor": "Apache Software Foundation", "versions": [{"status": "affected", "version": "2.8.0 incubating"}, {"status": "affected", "version": "2.9.0 incubating"}]}], "source": "security@apache.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:apache:impala:2.8.0:*:*:*:*:*:*:*", "matchCriteriaId": "75A4E559-9641-4301-8175-29FB21AA65C7", "vulnerable": true}, {"criteria": "cpe:2.3:a:apache:impala:2.9.0:*:*:*:*:*:*:*", "matchCriteriaId": "4E823ADD-8484-41FD-946B-8EC843C2B34E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Apache Impala (incubating) before 2.10.0, a malicious user with \"ALTER\" permissions on an Impala table can access any other Kudu table data by altering the table properties to make it \"external\" and then changing the underlying table mapping to point to other Kudu tables. This violates and works around the authorization requirement that creating a Kudu external table via Impala requires an \"ALL\" privilege at the server scope. This privilege requirement for \"CREATE\" commands is enforced to precisely avoid this scenario where a malicious user can change the underlying Kudu table mapping. The fix is to enforce the same privilege requirement for \"ALTER\" commands that would make existing non-external Kudu tables external."}, {"lang": "es", "value": "En Apache Impala (incubating) en versiones anteriores a a la 2.10.0, un usuario malicioso con permisos ALTER en una tabla Impala puede acceder a datos de una tabla Kudu alterando las propiedades de la tabla para hacerla \"externa\" y cambiando luego el mapeado de la tabla subyacente para que apunte a otras tablas Kudu. Esto no cumple con el requisito de autorizaci\u00f3n de que se necesita el privilegio ALL en el lado del servidor para crear una tabla Kudu externa mediante Impala. Este requisito de privilegio para los comandos CREATE se garantiza para precisamente evitar esta situaci\u00f3n en donde un usuario malicioso puede cambiar el mapeo de las tablas Kudu subyacentes. La soluci\u00f3n es asegurarse de que hay el mismo requisito de privilegio para los comandos ALTER que har\u00eda que las tablas Kudu no externas se vuelvan externas."}], "id": "CVE-2017-9792", "lastModified": "2026-06-17T01:28:55.417", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/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": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-10-04T01:29:03.840", "references": [{"source": "security@apache.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101173"}, {"source": "security@apache.org", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://issues.apache.org/jira/browse/IMPALA-5638"}, {"source": "security@apache.org", "url": "https://lists.apache.org/thread.html/74a163df0cdefcd738c8d18821e69aa69eed2ba5384c0cc255d15c4b%40%3Cannounce.apache.org%3E"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/101173"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Vendor Advisory"], "url": "https://issues.apache.org/jira/browse/IMPALA-5638"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.apache.org/thread.html/74a163df0cdefcd738c8d18821e69aa69eed2ba5384c0cc255d15c4b%40%3Cannounce.apache.org%3E"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-732"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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