{"id":"CVE-2024-25631","aliases":["BIT-cilium-2024-25631","BIT-cilium-operator-2024-25631","BIT-cilium-proxy-2024-25631","BIT-hubble-2024-25631","BIT-hubble-relay-2024-25631","BIT-hubble-ui-2024-25631","BIT-hubble-ui-backend-2024-25631","GHSA-x989-52fc-4vr4","GO-2024-2569"],"url":"https://o3.security/vulnerability/CVE-2024-25631","summary":"Unencrypted traffic between pods when using Wireguard and an external kvstore","details":"### Impact\n\nFor Cilium users who have enabled [an external kvstore](https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstore) and [Wireguard transparent encryption](https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg), traffic between pods in the affected cluster is not encrypted.\n\n### Patches\n\nThis issue affects Cilium v1.14 before v1.14.7.\n\nThis issue has been patched in Cilium v1.14.7.\n\n### Workarounds\n\nThere is no workaround to this issue - affected users are encouraged to upgrade.\n\n### Acknowledgements\n\nThe Cilium community has worked together with members of Isovalent to prepare these mitigations. Special thanks to @giorio94 and @gandro for their work on triaging and remediating this issue.\n\n### For more information\n\nIf you have any questions or comments about this advisory, please reach out on [Slack](https://docs.cilium.io/en/latest/community/community/#slack).\n\nIf you think you found a related vulnerability, we strongly encourage you to report security vulnerabilities to our private security mailing list at [security@cilium.io](mailto:security@cilium.io). This is a private mailing list where only members of the Cilium internal security team are subscribed to, and your report will be treated as top priority.\n","published":"2024-02-20T18:08:56.946Z","modified":"2026-08-12T03:51:29.565247410Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/cilium/cilium","fixedVersion":"1.14.7"}],"fix":null,"references":[{"type":"WEB","url":"https://docs.cilium.io/en/stable/installation/k8s-install-external-etcd/#when-do-i-need-to-use-a-kvstore"},{"type":"WEB","url":"https://docs.cilium.io/en/stable/security/network/encryption-wireguard/#encryption-wg"},{"type":"WEB","url":"https://github.com/cilium/cilium/releases/tag/v1.14.7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/25xxx/CVE-2024-25631.json"},{"type":"ADVISORY","url":"https://github.com/cilium/cilium/security/advisories/GHSA-x989-52fc-4vr4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-25631"},{"type":"PACKAGE","url":"https://github.com/cilium/cilium"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:29.565247410Z"}}