{"id":"CVE-2020-8554","details":"Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status (which is considered a privileged operation and should not typically be granted to users) of a LoadBalancer service can set the status.loadBalancer.ingress.ip to similar effect.","aliases":["GHSA-j9wf-vvm6-4r9w"],"modified":"2026-08-18T13:49:26.681359Z","published":"2021-01-21T17:15:13.843Z","references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r0c76b3d0be348f788cd947054141de0229af00c540564711e828fd40%40%3Ccommits.druid.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r1975078e44d96f2a199aa90aa874b57a202eaf7f25f2fde6d1c44942%40%3Ccommits.druid.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rcafa485d63550657f068775801aeb706b7a07140a8ebbdef822b3bb3%40%3Ccommits.druid.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rdb223e1b82e3d7d8e4eaddce8dd1ab87252e3935cc41c859f49767b6%40%3Ccommits.druid.apache.org%3E"},{"type":"ADVISORY","url":"https://groups.google.com/g/kubernetes-security-announce/c/iZWsF9nbKE8"},{"type":"FIX","url":"https://www.oracle.com//security-alerts/cpujul2021.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"ARTICLE","url":"https://kubernetes.io/blog/2026/05/26/reconciling-unfixed-kubernetes-cves/"},{"type":"EVIDENCE","url":"https://github.com/kubernetes/kubernetes/issues/97076"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kubernetes/kubernetes","events":[{"introduced":"50809107cd47a1f62da362bccefdd9e6f7076145"},{"last_affected":"641856db18352033a0d96dbc99153fa3b27298e5"}],"database_specific":{"cpe":["cpe:2.3:a:oracle:communications_cloud_native_core_network_slice_selection_function:1.2.1:*:*:*:*:*:*:*","cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.15.0:*:*:*:*:*:*:*","cpe:2.3:a:oracle:communications_cloud_native_core_service_communication_proxy:1.14.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"1.2.1"},{"last_affected":"1.2.1"},{"introduced":"1.15.0"},{"last_affected":"1.15.0"},{"introduced":"1.14.0"},{"last_affected":"1.14.0"}],"source":"CPE_STRING"}}],"versions":["1.14.0","1.15.0","1.2.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8554.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L"}]}