{"id":"CVE-2022-46153","aliases":["ALPINE-CVE-2022-46153","EUVD-2022-7497","GHSA-468w-8x39-gj5v","GO-2022-1152","openSUSE-SU-2024:12615-1","openSUSE-SU-2024:14076-1"],"status":"published","title":"Routes exposed with an empty TLSOption in traefik","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0053,"percentile":0.45143,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-295"],"published":"2022-12-08T16:11:12Z","modified":"2026-11-03T07:31:27Z","fixes":[{"ecosystem":"Go","package":"github.com/traefik/traefik/v2","fixed_in":["2.9.6"],"sources":["ghsa","osv"]},{"ecosystem":"Alpine:v3.18","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"traefik","fixed_in":["2.9.6-r0"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/traefik/traefik/v2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-r0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/traefik/traefik/v2","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.9.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/traefik/traefik","ranges":[{"type":"SEMVER","events":[{"introduced":"0"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/traefik/traefik/v2","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.9.6"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"traefik","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.6-1.1"}]}],"bundled":3},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"traefik2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.5-1.1"}]}],"bundled":15}],"products":[{"vendor":"traefik","product":"traefik"}],"references":[{"url":"https://github.com/traefik/traefik/security/advisories/GHSA-468w-8x39-gj5v","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Patch","Third Party Advisory","advisory","web"]},{"url":"https://github.com/traefik/traefik/commit/7e3fe48b80083b41e9ff82a474a36484cabc701a","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://doc.traefik.io/traefik/v2.9/https/tls/#tls-options","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory","web"]},{"url":"https://github.com/traefik/traefik/releases/tag/v2.9.6","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-46153","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-468w-8x39-gj5v"},{"url":"https://security.alpinelinux.org/vuln/CVE-2022-46153","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/46xxx/CVE-2022-46153.json","tags":["advisory"]},{"url":"https://github.com/traefik/traefik","tags":["package"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2022-23469","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-41717","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-46153","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-41724","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-24534","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-29013","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-39325","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-45283","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-45284","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-45288","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-47106","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-47124","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-47633","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-24788","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-28869","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-46153","title":"Routes exposed with an empty TLSOption in traefik","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","status":"published","published":"2022-12-08T21:46:22.054Z","modified":"2025-04-23T16:30:51.387Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:34:31.840191Z"}],"euvd":[{"id":"EUVD-2022-7497","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","status":"published","published":"2022-12-08T21:46:22Z","modified":"2025-04-23T16:30:51Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:52:12.313971Z"}],"ghsa":[{"id":"GHSA-468w-8x39-gj5v","title":"Traefik routes exposed with an empty TLSOption","description":"## Impact\n\nThere is a potential vulnerability in Traefik managing the TLS connections.\n\nA router configured with a not well-formatted [TLSOption](https://doc.traefik.io/traefik/v2.9/https/tls/#tls-options) is exposed with an empty TLSOption.\n\nFor instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates.\n\n## Patches\n\nhttps://github.com/traefik/traefik/releases/tag/v2.9.6\n\n## Workarounds\n\nCheck the logs to detect the following error messages and fix your TLS options:\n\n- Empty CA:\n\n```\n{\"level\":\"error\",\"msg\":\"invalid clientAuthType: RequireAndVerifyClientCert, CAFiles is required\",\"routerName\":\"Router0@file\"}\n```\n\n- Bad CA content (or bad path):\n\n```\n{\"level\":\"error\",\"msg\":\"invalid certificate(s) content\",\"routerName\":\"Router0@file\"}\n```\n\n- Unknown Client Auth Type:\n\n```\n{\"level\":\"error\",\"msg\":\"unknown client auth type \\\"FooClientAuthType\\\"\",\"routerName\":\"Router0@file\"}\n```\n\n- Invalid cipherSuites\n\n```\n{\"level\":\"error\",\"msg\":\"invalid CipherSuite: foobar\",\"routerName\":\"Router0@file\"}\n```\n\n- Invalid curvePreferences\n\n```\n{\"level\":\"error\",\"msg\":\"invalid CurveID in curvePreferences: foobar\",\"routerName\":\"Router0@file\"}\n``` \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).","status":"published","published":"2022-12-08T16:11:12Z","modified":"2023-01-28T05:05:51Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:36:24.277749Z"}],"nvd":[{"id":"CVE-2022-46153","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","status":"published","published":"2022-12-08T22:15:10.563Z","modified":"2026-06-17T05:11:18.973Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:07:33.239526Z"}],"osv":[{"id":"ALPINE-CVE-2022-46153","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","status":"published","published":"2022-12-08T22:15:10.563Z","modified":"2026-11-03T07:31:27.473489977Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-03T07:50:01.054176Z"},{"id":"CVE-2022-46153","title":"Routes exposed with an empty TLSOption in traefik","description":"Traefik is an open source HTTP reverse proxy and load balancer. In affected versions there is a potential vulnerability in Traefik managing TLS connections. A router configured with a not well-formatted TLSOption is exposed with an empty TLSOption. For instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates. Users are advised to upgrade to version 2.9.6. Users unable to upgrade should check their logs to detect the error messages and fix your TLS options.","status":"published","published":"2022-12-08T21:46:22.054Z","modified":"2026-10-28T02:30:53.812844514Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:44:27.481647Z"},{"id":"GHSA-468w-8x39-gj5v","title":"Traefik routes exposed with an empty TLSOption","description":"## Impact\n\nThere is a potential vulnerability in Traefik managing the TLS connections.\n\nA router configured with a not well-formatted [TLSOption](https://doc.traefik.io/traefik/v2.9/https/tls/#tls-options) is exposed with an empty TLSOption.\n\nFor instance, a route secured using an mTLS connection set with a wrong CA file is exposed without verifying the client certificates.\n\n## Patches\n\nhttps://github.com/traefik/traefik/releases/tag/v2.9.6\n\n## Workarounds\n\nCheck the logs to detect the following error messages and fix your TLS options:\n\n- Empty CA:\n\n```\n{\"level\":\"error\",\"msg\":\"invalid clientAuthType: RequireAndVerifyClientCert, CAFiles is required\",\"routerName\":\"Router0@file\"}\n```\n\n- Bad CA content (or bad path):\n\n```\n{\"level\":\"error\",\"msg\":\"invalid certificate(s) content\",\"routerName\":\"Router0@file\"}\n```\n\n- Unknown Client Auth Type:\n\n```\n{\"level\":\"error\",\"msg\":\"unknown client auth type \\\"FooClientAuthType\\\"\",\"routerName\":\"Router0@file\"}\n```\n\n- Invalid cipherSuites\n\n```\n{\"level\":\"error\",\"msg\":\"invalid CipherSuite: foobar\",\"routerName\":\"Router0@file\"}\n```\n\n- Invalid curvePreferences\n\n```\n{\"level\":\"error\",\"msg\":\"invalid CurveID in curvePreferences: foobar\",\"routerName\":\"Router0@file\"}\n``` \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).","status":"published","published":"2022-12-08T16:11:12Z","modified":"2026-08-07T08:12:19.66124011Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:46:36.434231Z"},{"id":"GO-2022-1152","title":"Traefik routes exposed with an empty TLSOption in github.com/traefik/traefik","description":"Traefik routes exposed with an empty TLSOption in github.com/traefik/traefik","status":"published","published":"2024-08-21T16:03:26Z","modified":"2026-08-07T08:12:02.303234225Z","updated_at":"2026-11-02T15:47:00.918515Z"},{"id":"openSUSE-SU-2024:12615-1","title":"traefik-2.9.6-1.1 on GA media","description":"These are all security issues fixed in the traefik-2.9.6-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:03:00.491369Z","updated_at":"2026-11-02T16:58:35.751245Z"},{"id":"openSUSE-SU-2024:14076-1","title":"traefik2-2.11.5-1.1 on GA media","description":"These are all security issues fixed in the traefik2-2.11.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-24T00:00:00Z","modified":"2026-02-04T03:57:47.885126Z","updated_at":"2026-11-02T16:58:36.662953Z"}]}}