{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-29T11:32:42.156","vulnerabilities":[{"cve":{"id":"CVE-2017-5640","sourceIdentifier":"security@apache.org","published":"2017-07-10T20:29:00.237","lastModified":"2025-04-20T01:37:25.860","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"It was noticed that a malicious process impersonating an Impala daemon in Apache Impala (incubating) 2.7.0 to 2.8.0 could cause Impala daemons to skip authentication checks when Kerberos is enabled (but TLS is not). If the malicious server responds with 'COMPLETE' before the SASL handshake has completed, the client will consider the handshake as completed even though no exchange of credentials has happened."},{"lang":"es","value":"Se notó que un proceso malicioso que suplantaba un demonio Impala en Apache Impala (incubando) versión 2.7.0 hasta 2.8.0, podría causar que el demonio Impala omita las comprobaciones de autenticación cuando Kerberos está habilitado (pero TLS no). Si el servidor malicioso responde con “COMPLETE” antes de que se haya completado el protocolo de enlace SASL, el cliente considerará soporte como completado aunque no se haya producido ningún intercambio de credenciales."}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-287"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:apache:impala:2.7.0:*:*:*:*:*:*:*","matchCriteriaId":"497D7640-736C-4B18-94AE-5C72435383F3"},{"vulnerable":true,"criteria":"cpe:2.3:a:apache:impala:2.8.0:*:*:*:*:*:*:*","matchCriteriaId":"75A4E559-9641-4301-8175-29FB21AA65C7"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/99508","source":"security@apache.org","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://lists.apache.org/thread.html/c02e83aa46c90b7cbc87dd649cf8f9b73e11053eddea9144a397da53%40%3Cdev.impala.apache.org%3E","source":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/99508","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://lists.apache.org/thread.html/c02e83aa46c90b7cbc87dd649cf8f9b73e11053eddea9144a397da53%40%3Cdev.impala.apache.org%3E","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}