{"id":"CVE-2024-25189","aliases":["DEBIAN-CVE-2024-25189","DLA-3739-1","EUVD-2024-22525","GHSA-m5gq-732f-j9v6","UBUNTU-CVE-2024-25189"],"status":"published","title":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it...","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00954,"percentile":0.61814,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-203"],"published":"2024-02-08T00:00:00Z","modified":"2026-11-02T12:00:58Z","fixes":[{"ecosystem":"Debian:12","package":"libjwt","fixed_in":["1.10.2-1+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libjwt","fixed_in":["1.17.0-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libjwt","fixed_in":["1.17.0-2"],"sources":["osv"]},{"ecosystem":"Debian:10","package":"libjwt","fixed_in":["1.10.1-1+deb10u1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.2-1+deb12u1"}]}],"versions":["1.10.2-1"]},{"source":"osv","ecosystem":"Debian:13","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17.0-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17.0-2"}]}]},{"source":"osv","ecosystem":"Debian:10","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.1-1+deb10u1"}]}],"versions":["1.10.1-1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.0+dfsg-1","1.8.0+dfsg-2","1.9.0-1","1.9.0-1build1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.10.2-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.10.2-1","1.10.2-1build1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.10.2-1build1","1.17.0-2","1.17.0-2build1","1.17.0-2build2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.17.2-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.17.2-1build1","1.17.2-1build2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libjwt","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.17.2-1","1.17.2-1build1"]}],"products":[{"vendor":"bencollins","product":"jwt_c_library"},{"vendor":"debian","product":"debian_linux"},{"vendor":"libjwt","product":"libjwt"}],"references":[{"url":"https://github.com/P3ngu1nW/CVE_Request/blob/main/benmcollins%3Alibjwt.md","tags":["x_transferred","Exploit","Third Party Advisory","web","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/02/msg00009.html","tags":["mailing-list","x_transferred","Mailing List","Third Party Advisory","article"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-25189","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-m5gq-732f-j9v6"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/25xxx/CVE-2024-25189.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-25189","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-25189","tags":["report"]},{"url":"https://github.com/benmcollins/libjwt/commit/f73bac57c5bece16ac24f1a70022aa34355fc1bf","tags":["report"]},{"url":"https://github.com/benmcollins/libjwt/commit/a5d61ef4f1b383876e0a78534383f38159471fd6","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-25189","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-25189","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T00:00:00Z","modified":"2024-08-26T19:11:28.445Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:34:04.341725Z"}],"euvd":[{"id":"EUVD-2024-22525","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T00:00:00Z","modified":"2024-08-26T19:11:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:56:11.385487Z"}],"ghsa":[{"id":"GHSA-m5gq-732f-j9v6","title":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it...","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T18:30:39Z","modified":"2026-03-19T05:06:57Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T15:06:42.326312Z"}],"nvd":[{"id":"CVE-2024-25189","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T17:15:10.96Z","modified":"2026-06-17T07:15:40.24Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-203"],"updated_at":"2026-11-02T14:09:35.738752Z"}],"osv":[{"id":"CVE-2024-25189","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T00:00:00Z","modified":"2026-10-28T02:31:04.389459679Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:38.897406Z"},{"id":"DEBIAN-CVE-2024-25189","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T17:15:10.96Z","modified":"2026-11-02T12:00:58.592303383Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:41.849198Z"},{"id":"UBUNTU-CVE-2024-25189","description":"libjwt 1.15.3 uses strcmp (which is not constant time) to verify authentication, which makes it easier to bypass authentication via a timing side channel.","status":"published","published":"2024-02-08T17:15:00Z","modified":"2026-10-17T12:56:33.160250975Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:54:42.68848Z"},{"id":"DLA-3739-1","title":"libjwt - security update","status":"published","published":"2024-02-24T00:00:00Z","modified":"2026-03-09T01:20:51.352189Z","updated_at":"2026-11-02T15:46:12.203458Z"}]}}