{"id":"GHSA-7jmw-8259-q9jx","summary":"Traefik has unexpected behavior with IPv4-mapped IPv6 addresses","details":"### Impact\n\nThere is a vulnerability in [Go managing various Is methods (IsPrivate, IsLoopback, etc) for IPv4-mapped IPv6 addresses](https://groups.google.com/g/golang-announce/c/XbxouI9gY7k/m/TuoGEhxIEwAJ).\n\nThey didn't work as expected returning false for addresses which would return true in their traditional IPv4 forms.\n\n### References\n\n- [CVE-2024-24790](https://www.cve.org/CVERecord?id=CVE-2024-24790)\n\n### Patches\n\n- https://github.com/traefik/traefik/releases/tag/v2.11.4\n- https://github.com/traefik/traefik/releases/tag/v3.0.2\n\n### Workarounds\n\nNo workaround.\n\n### For more information\n\nIf you have any questions or comments about this advisory, please [open an issue](https://github.com/traefik/traefik/issues).","aliases":["GO-2024-2917"],"modified":"2026-07-17T21:12:39.071100818Z","published":"2024-06-11T19:29:43Z","database_specific":{"nvd_published_at":null,"cwe_ids":["CWE-180"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2024-06-11T19:29:43Z"},"references":[{"type":"WEB","url":"https://github.com/traefik/traefik/security/advisories/GHSA-7jmw-8259-q9jx"},{"type":"PACKAGE","url":"https://github.com/traefik/traefik"},{"type":"WEB","url":"https://github.com/traefik/traefik/releases/tag/v2.11.4"},{"type":"WEB","url":"https://github.com/traefik/traefik/releases/tag/v3.0.2"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2024-2917"},{"type":"WEB","url":"https://www.cve.org/CVERecord?id=CVE-2024-24790"}],"affected":[{"package":{"name":"github.com/traefik/traefik/v3","ecosystem":"Go","purl":"pkg:golang/github.com/traefik/traefik/v3"},"ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0-beta3"},{"fixed":"3.0.2"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-7jmw-8259-q9jx/GHSA-7jmw-8259-q9jx.json"}},{"package":{"name":"github.com/traefik/traefik/v2","ecosystem":"Go","purl":"pkg:golang/github.com/traefik/traefik/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.11.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-7jmw-8259-q9jx/GHSA-7jmw-8259-q9jx.json"}},{"package":{"name":"github.com/traefik/traefik","ecosystem":"Go","purl":"pkg:golang/github.com/traefik/traefik"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.11.4"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/06/GHSA-7jmw-8259-q9jx/GHSA-7jmw-8259-q9jx.json"}}],"schema_version":"1.9.0"}