{"affected":[{"affectedData":[{"product":"fabric8-kubernetes-client","vendor":"n/a","versions":[{"status":"affected","version":"kubernetes-client-4.2.0 and after"}]}],"source":"secalert@redhat.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*","matchCriteriaId":"396A03F1-9514-4805-9AB5-6B31FD4B4413","versionEndExcluding":"4.7.2","versionStartIncluding":"4.2.0","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*","matchCriteriaId":"15E80E40-DCBB-4043-B074-674D548FD0AA","versionEndExcluding":"4.11.2","versionStartIncluding":"4.8.0","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*","matchCriteriaId":"A777CC85-DC45-4E4B-B11C-E0CF9F06593D","versionEndExcluding":"4.13.2","versionStartIncluding":"4.12.0","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*","matchCriteriaId":"70D40776-9CBC-4F2F-9702-525330082531","versionEndExcluding":"5.0.2","versionStartIncluding":"5.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]},{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:redhat:a-mq_online:-:*:*:*:*:*:*:*","matchCriteriaId":"E6C99D72-43AD-4A22-AE66-44E868323D4C","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:build_of_quarkus:-:*:*:*:*:*:*:*","matchCriteriaId":"CE29B9D6-63DC-4779-ACE8-4E51E6A0AF37","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:codeready_studio:12.0:*:*:*:*:*:*:*","matchCriteriaId":"1BAF877F-B8D5-4313-AC5C-26BB82006B30","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:descision_manager:7.0:*:*:*:*:*:*:*","matchCriteriaId":"D5863BBF-829E-44EF-ACE8-61D5037251F6","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:integration_camel_k:-:*:*:*:*:*:*:*","matchCriteriaId":"B87C8AD3-8878-4546-86C2-BF411876648C","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:*","matchCriteriaId":"B40CCE4F-EA2C-453D-BB76-6388767E5C6D","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*","matchCriteriaId":"2F87326E-0B56-4356-A889-73D026DB1D4B","vulnerable":true},{"criteria":"cpe:2.3:a:redhat:process_automation:7.0:*:*:*:*:*:*:*","matchCriteriaId":"20A6B40D-F991-4712-8E30-5FE008505CB7","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw was found in the fabric8 kubernetes-client in version 4.2.0 and after. This flaw allows a malicious pod/container to cause applications using the fabric8 kubernetes-client `copy` command to extract files outside the working path. The highest threat from this vulnerability is to integrity and system availability. This has been fixed in kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2"},{"lang":"es","value":"Se encontró un fallo en fabric8 kubernetes-client en versión 4.2.0 y posteriores. Este fallo permite a un pod/container malicioso causar que unas aplicaciones que usan el comando \"copy\" de fabric8 kubernetes-client extraigan archivos fuera de la ruta de trabajo. La mayor amenaza de esta vulnerabilidad es la integridad y la disponibilidad del sistema. Esto ha sido corregido en kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2"}],"id":"CVE-2021-20218","lastModified":"2026-06-17T03:33:29.460","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":5.8,"confidentialityImpact":"NONE","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:N/I:P/A:P","version":"2.0"},"exploitabilityScore":8.6,"impactScore":4.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"exploitabilityScore":2.2,"impactScore":5.2,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-03-16T21:15:10.930","references":[{"source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1923405"},{"source":"secalert@redhat.com","tags":["Patch","Third Party Advisory"],"url":"https://github.com/fabric8io/kubernetes-client/issues/2715"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Vendor Advisory"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1923405"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Third Party Advisory"],"url":"https://github.com/fabric8io/kubernetes-client/issues/2715"}],"sourceIdentifier":"secalert@redhat.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-22"}],"source":"secalert@redhat.com","type":"Secondary"}]}