{"affected":[{"affectedData":[{"product":"Jenkins Kubernetes CLI Plugin","vendor":"Jenkins project","versions":[{"lessThanOrEqual":"1.10.0","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"jenkinsci-cert@googlegroups.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:jenkins:kubernetes:*:*:*:*:*:jenkins:*:*","matchCriteriaId":"08287F9D-3047-4BF0-A547-C4E4AB750524","versionEndIncluding":"1.10.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Jenkins Kubernetes CLI Plugin 1.10.0 and earlier does not perform permission checks in several HTTP endpoints, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins."},{"lang":"es","value":"Jenkins Kubernetes CLI Plugin versión 1.10.0 y anteriores no lleva a cabo comprobaciones de permisos en varios endpoints HTTP, permitiendo a atacantes con permiso Overall/Read enumerar los ID de las credenciales almacenadas en Jenkins"}],"id":"CVE-2021-21661","lastModified":"2026-06-17T03:35:57.167","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}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-06-10T15:15:08.693","references":[{"source":"jenkinsci-cert@googlegroups.com","tags":["Mailing List","Third Party Advisory"],"url":"http://www.openwall.com/lists/oss-security/2021/06/10/14"},{"source":"jenkinsci-cert@googlegroups.com","tags":["Vendor Advisory"],"url":"https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-2370"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"],"url":"http://www.openwall.com/lists/oss-security/2021/06/10/14"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://www.jenkins.io/security/advisory/2021-06-10/#SECURITY-2370"}],"sourceIdentifier":"jenkinsci-cert@googlegroups.com","vulnStatus":"Modified"}