{"id":"CVE-2024-50306","aliases":["ALPINE-CVE-2024-50306","DEBIAN-CVE-2024-50306","DLA-4055-1","DSA-5896-1","EUVD-2024-44806","GHSA-6j2p-q7p9-hmxw","OESA-2024-2470","OESA-2026-1197","UBUNTU-CVE-2024-50306"],"status":"published","title":"Apache Traffic Server: Server process can fail to drop privilege","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.01569,"percentile":0.75563,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-252"],"published":"2024-11-14T09:55:43Z","modified":"2026-11-03T06:32:59Z","fixes":[{"ecosystem":"Alpine:v3.21","package":"trafficserver9","fixed_in":["9.2.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"trafficserver9","fixed_in":["9.2.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"trafficserver9","fixed_in":["9.2.6-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"trafficserver9","fixed_in":["9.2.6-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"trafficserver","fixed_in":["9.2.5+ds-0+deb12u2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.21","package":"trafficserver9","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"trafficserver9","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"trafficserver9","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.6-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"trafficserver9","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.6-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.5+ds-0+deb12u2"}]}],"versions":["9.2.0+ds-2","9.2.0+ds-2+deb12u1","9.2.1+ds-1","9.2.2+ds-1","9.2.3+ds-1","9.2.3+ds-1+deb12u1","9.2.4+ds-0+deb12u1","9.2.4+ds-1","9.2.4+ds-2","9.2.5+ds-0+deb12u1"]},{"source":"osv","ecosystem":"Debian:11","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.1.11+ds-0+deb11u2"}]}],"versions":["8.1.1+ds-1.1","8.1.1+ds-1.1+deb11u1","8.1.10+ds-1~deb11u1","8.1.11+ds-0+deb11u1","8.1.5+ds-1~deb11u1","8.1.6+ds-1~deb10u1","8.1.6+ds-1~deb11u1","8.1.7+ds-1~deb11u1","8.1.9+ds-1~deb11u1"],"bundled":2},{"source":"osv","ecosystem":"Debian:12","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.5+ds-0+deb12u2"}]}],"versions":["9.2.0+ds-2","9.2.0+ds-2+deb12u1","9.2.1+ds-1","9.2.2+ds-1","9.2.3+ds-1","9.2.3+ds-1+deb12u1","9.2.4+ds-0+deb12u1","9.2.4+ds-1","9.2.4+ds-2","9.2.5+ds-0+deb12u1"],"bundled":6},{"source":"osv","ecosystem":"openEuler:24.03-LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.5-2.oe2403"}]}],"bundled":3},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP4","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.1.4-5.oe2003sp4"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.3.0-2ubuntu1","5.3.0-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.0.0-5","7.1.2+ds-2","7.1.2+ds-2build1","7.1.2+ds-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.0.5+ds-1","8.0.5+ds-2","8.0.5+ds-2build1","8.0.5+ds-2ubuntu1","8.0.5+ds-3","8.0.5+ds-3ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.1.1+ds-1.1","9.1.1+ds-2build1","9.1.1+ds-2ubuntu0.1~esm1","9.1.1+ds-2ubuntu0.1","9.1.1+ds-2ubuntu0.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.2.1+ds-1build1","9.2.2+ds-1","9.2.3+ds-1","9.2.3+ds-1+deb12u1","9.2.3+ds-1+deb12u1build1","9.2.3+ds-1+deb12u1build3","9.2.3+ds-1+deb12u1build4","9.2.3+ds-1+deb12u1ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.2.5+ds-1ubuntu1","9.2.5+ds-1ubuntu2","9.2.5+ds-1ubuntu2.1"]}],"products":[{"vendor":"apache","product":"traffic_server"},{"vendor":"apache software foundation","product":"apache traffic server"},{"vendor":"apache_software_foundation","product":"apache_traffic_server"}],"references":[{"url":"https://lists.apache.org/thread/y15fh6c7kyqvzm0f9odw7c5jh4r4np0y","tags":["vendor-advisory","Mailing List","Vendor Advisory","advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/02/msg00018.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50306","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-6j2p-q7p9-hmxw"},{"url":"https://security.alpinelinux.org/vuln/CVE-2024-50306","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/50xxx/CVE-2024-50306.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-50306","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-2470","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-38479","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50305","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-1197","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56195","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-50306","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-50306","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2024/11/13/1","tags":["report"]},{"url":"https://github.com/apache/trafficserver/pull/11855","tags":["report"]},{"url":"https://github.com/apache/trafficserver/commit/27f504883547502b1f5e4e389edd7f26e3ab246f","tags":["report"]},{"url":"https://github.com/apache/trafficserver/commit/ae638096e259121d92d46a9f57026a5ff5bc328b","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-50306","title":"Apache Traffic Server: Server process can fail to drop privilege","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T09:55:43.037Z","modified":"2025-11-03T20:45:12.036Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-252"],"updated_at":"2026-11-02T14:34:21.784174Z"}],"euvd":[{"id":"EUVD-2024-44806","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T09:55:43Z","modified":"2025-11-03T20:45:12Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:49:32.126029Z"}],"ghsa":[{"id":"GHSA-6j2p-q7p9-hmxw","title":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis...","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T12:31:01Z","modified":"2025-11-03T21:32:40Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-252"],"updated_at":"2026-11-02T15:04:20.958602Z"}],"nvd":[{"id":"CVE-2024-50306","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T10:15:08.23Z","modified":"2026-06-17T08:04:11.113Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-252"],"updated_at":"2026-11-02T14:10:37.281254Z"}],"osv":[{"id":"ALPINE-CVE-2024-50306","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T10:15:08.23Z","modified":"2026-11-03T06:32:59.913355081Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T07:16:09.603409Z"},{"id":"CVE-2024-50306","title":"Apache Traffic Server: Server process can fail to drop privilege","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T09:55:43.037Z","modified":"2026-10-28T02:30:38.819489377Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-252"],"updated_at":"2026-11-02T15:44:44.032344Z"},{"id":"DEBIAN-CVE-2024-50306","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup.  This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.  Users are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T10:15:08.23Z","modified":"2026-11-02T12:02:55.663936708Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:44.117337Z"},{"id":"OESA-2024-2470","title":"trafficserver security update","description":"Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.\r\n\r\nSecurity Fix(es):\r\n\r\nImproper Input Validation vulnerability in Apache Traffic Server.  This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.5.  Users are recommended to upgrade to version 9.2.6, which fixes the issue, or 10.0.2, which does not have the issue.(CVE-2024-38479)\r\n\r\nValid Host header field can cause Apache Traffic Server to crash on some platforms.  This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5.  Users are recommended to upgrade to version 9.2.6, which fixes the issue, or 10.0.2, which does not have the issue.(CVE-2024-50305)\r\n\r\nUnchecked return value can allow Apache Traffic Server to retain privileges on startup.  This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.  Users are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.(CVE-2024-50306)","status":"published","published":"2024-11-22T11:07:57Z","modified":"2026-08-18T01:18:41.195925804Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:42.253598Z"},{"id":"OESA-2026-1197","title":"trafficserver security update","description":"Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.\r\n\r\nSecurity Fix(es):\n\nUnchecked return value can allow Apache Traffic Server to retain privileges on startup.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1.\n\nUsers are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.(CVE-2024-50306)\n\nImproper Access Control vulnerability in Apache Traffic Server.\n\nThis issue affects Apache Traffic Server: from 9.2.0 through 9.2.8, from 10.0.0 through 10.0.3.\n\nUsers are recommended to upgrade to version 9.2.9 or 10.0.4, which fixes the issue.(CVE-2024-56195)","status":"published","published":"2026-01-23T11:10:13Z","modified":"2026-08-18T01:19:29.478250863Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:52:45.339366Z"},{"id":"UBUNTU-CVE-2024-50306","description":"Unchecked return value can allow Apache Traffic Server to retain privileges on startup. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.5, from 10.0.0 through 10.0.1. Users are recommended to upgrade to version 9.2.6 or 10.0.2, which fixes the issue.","status":"published","published":"2024-11-14T10:15:00Z","modified":"2026-04-22T15:17:43.437187Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:55:11.182485Z"},{"id":"DLA-4055-1","title":"trafficserver - security update","status":"published","published":"2025-02-16T00:00:00Z","modified":"2026-03-09T01:23:14.975142Z","updated_at":"2026-11-02T15:46:12.203458Z"},{"id":"DSA-5896-1","title":"trafficserver - security update","status":"published","published":"2025-04-05T00:00:00Z","modified":"2026-03-09T02:10:07.801536Z","updated_at":"2026-11-02T15:46:18.296714Z"}]}}