{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2021-34824","sourceIdentifier":"cve@mitre.org","published":"2021-06-29T14:15:08.500","lastModified":"2026-06-17T03:56:37.873","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Istio (1.8.x, 1.9.0-1.9.5 and 1.10.0-1.10.1) contains a remotely exploitable vulnerability where credentials specified in the Gateway and DestinationRule credentialName field can be accessed from different namespaces."},{"lang":"es","value":"Istio (versiones 1.8.x, 1.9.0-1.9.5 y 1.10.0-1.10.1) contiene una vulnerabilidad explotable de forma remota en la que se puede acceder a las credenciales especificadas en el campo Gateway y DestinationRule credentialName desde diferentes espacios de nombres"}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","baseScore":6.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*","versionStartIncluding":"1.8.0","versionEndExcluding":"1.9.6","matchCriteriaId":"6A6CA313-1E72-4FB9-BC66-807867DC5D5F"},{"vulnerable":true,"criteria":"cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*","versionStartIncluding":"1.10.0","versionEndExcluding":"1.10.2","matchCriteriaId":"C8E5F796-20CB-492C-89EE-700291C82018"}]}]}],"references":[{"url":"https://github.com/istio/istio/releases","source":"cve@mitre.org","tags":["Release Notes","Third Party Advisory"]},{"url":"https://istio.io/latest/news/security/istio-security-2021-007","source":"cve@mitre.org","tags":["Vendor Advisory"]},{"url":"https://github.com/istio/istio/releases","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Third Party Advisory"]},{"url":"https://istio.io/latest/news/security/istio-security-2021-007","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}