{"id":"CVE-2020-8555","aliases":["GHSA-x6mj-w4jf-jmgw","GO-2022-0890"],"url":"https://o3.security/vulnerability/CVE-2020-8555","summary":"Server Side Request Forgery (SSRF) in Kubernetes","details":"The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).","published":"2020-06-05T17:15:11.640Z","modified":"2026-08-07T11:48:33.472042402Z","cvss":{"score":6.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.18.1"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.17.4"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.16.9"},{"ecosystem":"Go","name":"k8s.io/kubernetes","fixedVersion":"1.15.12"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SOCLOPTSYABTE4CLTSPDIFE6ZZZR4LX/"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2020/06/01/4"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/05/04/8"},{"type":"ADVISORY","url":"https://github.com/kubernetes/kubernetes/issues/91542"},{"type":"ADVISORY","url":"https://groups.google.com/d/topic/kubernetes-security-announce/kEK27tqqs30/discussion"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200724-0005/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:48:33.472042402Z"}}