{ "containers": { "cna": { "affected": [ { "product": "Kubernetes", "vendor": "Kubernetes", "versions": [ { "status": "affected", "versionType": "semver", "version": "0", "lessThan": "*" } ] } ], "credits": [ { "lang": "en", "value": "Etienne Champetier (@champtar) of Anevia" } ], "datePublic": "2020-12-07T00:00:00.000Z", "descriptions": [ { "lang": "en", "value": "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." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L", "version": "3.1" } } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-283", "description": "CWE-283 Unverified Ownership", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "orgId": "a6081bf6-c852-4425-ad4f-a67919267565", "shortName": "kubernetes", "dateUpdated": "2026-06-01T21:44:19.351Z" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://kubernetes.io/blog/2026/05/26/reconciling-unfixed-kubernetes-cves/" }, { "tags": [ "x_refsource_MISC" ], "url": "https://groups.google.com/g/kubernetes-security-announce/c/iZWsF9nbKE8" }, { "tags": [ "x_refsource_MISC" ], "url": "https://github.com/kubernetes/kubernetes/issues/97076" }, { "name": "[druid-commits] 20210201 [GitHub] [druid] jon-wei opened a new pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.apache.org/thread.html/rcafa485d63550657f068775801aeb706b7a07140a8ebbdef822b3bb3%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210202 [GitHub] [druid] jon-wei opened a new pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.apache.org/thread.html/r0c76b3d0be348f788cd947054141de0229af00c540564711e828fd40%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210203 [GitHub] [druid] jihoonson commented on pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.apache.org/thread.html/rdb223e1b82e3d7d8e4eaddce8dd1ab87252e3935cc41c859f49767b6%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210203 [GitHub] [druid] jihoonson merged pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST" ], "url": "https://lists.apache.org/thread.html/r1975078e44d96f2a199aa90aa874b57a202eaf7f25f2fde6d1c44942%40%3Ccommits.druid.apache.org%3E" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpujan2022.html" }, { "tags": [ "x_refsource_MISC" ], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html" } ], "source": { "defect": [ "https://github.com/kubernetes/kubernetes/issues/97076" ], "discovery": "EXTERNAL" }, "title": "Kubernetes man in the middle using LoadBalancer or ExternalIPs", "workarounds": [ { "lang": "en", "value": "To restrict the use of external IPs we are providing an admission webhook container: k8s.gcr.io/multitenancy/externalip-webhook:v1.0.0. The source code and deployment instructions are published at https://github.com/kubernetes-sigs/externalip-webhook.\n\nAlternatively, external IPs can be restricted using OPA Gatekeeper. A sample ConstraintTemplate and Constraint can be found here: https://github.com/open-policy-agent/gatekeeper-library/tree/master/library/general/externalip." } ], "x_generator": { "engine": "Vulnogram 0.0.9" } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T10:03:46.277Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://groups.google.com/g/kubernetes-security-announce/c/iZWsF9nbKE8" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://github.com/kubernetes/kubernetes/issues/97076" }, { "name": "[druid-commits] 20210201 [GitHub] [druid] jon-wei opened a new pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.apache.org/thread.html/rcafa485d63550657f068775801aeb706b7a07140a8ebbdef822b3bb3%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210202 [GitHub] [druid] jon-wei opened a new pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.apache.org/thread.html/r0c76b3d0be348f788cd947054141de0229af00c540564711e828fd40%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210203 [GitHub] [druid] jihoonson commented on pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.apache.org/thread.html/rdb223e1b82e3d7d8e4eaddce8dd1ab87252e3935cc41c859f49767b6%40%3Ccommits.druid.apache.org%3E" }, { "name": "[druid-commits] 20210203 [GitHub] [druid] jihoonson merged pull request #10826: Address CVE-2020-8570, suppress CVE-2020-8554", "tags": [ "mailing-list", "x_refsource_MLIST", "x_transferred" ], "url": "https://lists.apache.org/thread.html/r1975078e44d96f2a199aa90aa874b57a202eaf7f25f2fde6d1c44942%40%3Ccommits.druid.apache.org%3E" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com//security-alerts/cpujul2021.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com/security-alerts/cpujan2022.html" }, { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html" } ] } ] }, "cveMetadata": { "assignerOrgId": "a6081bf6-c852-4425-ad4f-a67919267565", "assignerShortName": "kubernetes", "cveId": "CVE-2020-8554", "datePublished": "2021-01-21T17:09:21.169Z", "dateReserved": "2020-02-03T00:00:00.000Z", "dateUpdated": "2026-06-01T21:44:19.351Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.2" }