{"id":"CVE-2019-6467","aliases":["ALPINE-CVE-2019-6467","BELL-CVE-2019-6467","EUVD-2019-16027","GHSA-92q8-7pjj-mpmp","UBUNTU-CVE-2019-6467"],"status":"published","title":"An error in the nxdomain redirect feature can cause BIND to exit with an INSIST assertion failure in query.c","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","severity":{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.05564,"percentile":0.92917,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-617"],"published":"2019-04-24T00:00:00Z","modified":"2026-10-24T10:30:45Z","exploits":[{"source":"pocgithub","id":"knqyf263/CVE-2019-6467","title":"knqyf263/CVE-2019-6467","date":"2019-04-25","url":"https://github.com/knqyf263/CVE-2019-6467"}],"fixes":[{"ecosystem":"Alpine:v3.10","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"bind","fixed_in":["9.14.1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.6","package":"bind","fixed_in":["9.11.6_p1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.7","package":"bind","fixed_in":["9.11.6_p1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"bind","fixed_in":["9.12.4_p1-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"bind","fixed_in":["9.12.4_p1-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.14.1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.6","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.11.6_p1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.7","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.11.6_p1-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.8","package":"bind","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.12.0"},{"fixed":"9.1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9"}],"references":[{"url":"https://kb.isc.org/docs/cve-2019-6467","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://www.synology.com/security/advisory/Synology_SA_19_20","tags":["x_refsource_CONFIRM","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6467"},{"url":"https://github.com/advisories/GHSA-92q8-7pjj-mpmp"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-6467","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2019-6467","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-6467","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-6467","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-6467","title":"An error in the nxdomain redirect feature can cause BIND to exit with an INSIST assertion failure in query.c","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2019-10-09T14:17:14.449Z","modified":"2024-09-17T00:11:15.675Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16027","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2019-10-09T14:17:14Z","modified":"2024-09-17T00:11:15Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:29:01.573177Z"}],"ghsa":[{"id":"GHSA-92q8-7pjj-mpmp","title":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if...","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2022-05-24T16:58:21Z","modified":"2023-01-28T05:07:50Z","updated_at":"2026-11-02T14:44:34.529278Z"}],"nvd":[{"id":"CVE-2019-6467","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2019-10-09T16:15:16.593Z","modified":"2026-06-17T02:39:05.68Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-617"],"updated_at":"2026-11-02T14:05:31.019577Z"}],"osv":[{"id":"ALPINE-CVE-2019-6467","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2019-10-09T16:15:16.593Z","modified":"2026-09-21T06:17:52.52809966Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:48.11886Z"},{"id":"BELL-CVE-2019-6467","title":"CVE-2019-6467 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:16:14.422242Z","modified":"2026-01-26T09:46:04.90178Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:15.340685Z"},{"id":"CVE-2019-6467","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"published","published":"2019-10-09T16:15:16.593Z","modified":"2026-10-24T10:30:45.525528471Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:12.675558Z"},{"id":"UBUNTU-CVE-2019-6467","description":"A programming error in the nxdomain-redirect feature can cause an assertion failure in query.c if the alternate namespace used by nxdomain-redirect is a descendant of a zone that is served locally. The most likely scenario where this might occur is if the server, in addition to performing NXDOMAIN redirection for recursive clients, is also serving a local copy of the root zone or using mirroring to provide the root zone, although other configurations are also possible. Versions affected: BIND 9.12.0-\u003e 9.12.4, 9.14.0. Also affects all releases in the 9.13 development branch.","status":"withdrawn","published":"2019-04-24T00:00:00Z","modified":"2025-07-16T07:40:16.842986Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:21.741399Z"}]}}