{"id":"CVE-2017-7655","aliases":["DEBIAN-CVE-2017-7655","DLA-1972-1","DLA-2793-1","EUVD-2017-16660","GHSA-gg85-hmcj-cx9p","UBUNTU-CVE-2017-7655","USN-4823-1"],"status":"published","title":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in...","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01762,"percentile":0.78175,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2019-03-27T19:20:36Z","modified":"2026-10-24T10:31:02Z","fixes":[{"ecosystem":"Debian:12","package":"mosquitto","fixed_in":["1.5.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"mosquitto","fixed_in":["1.5.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"mosquitto","fixed_in":["1.5.4-1"],"sources":["osv"]},{"ecosystem":"Debian:9","package":"mosquitto","fixed_in":["1.4.10-3+deb9u5"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:16.04:LTS","package":"mosquitto","fixed_in":["1.4.8-1ubuntu0.16.04.7+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"mosquitto","fixed_in":["1.4.15-2ubuntu0.18.04.3+esm1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.4-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.4-2+deb8u4"}]}],"versions":["1.3.4-2","1.3.4-2+deb8u1","1.3.4-2+deb8u2","1.3.4-2+deb8u3"],"bundled":4},{"source":"osv","ecosystem":"Debian:9","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.10-3+deb9u5"}]}],"versions":["1.4.10-3","1.4.10-3+deb9u1","1.4.10-3+deb9u2","1.4.10-3+deb9u3","1.4.10-3+deb9u4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.8-1ubuntu0.16.04.7+esm1"}]}],"versions":["1.4.3-1","1.4.4-1","1.4.7-1","1.4.8-1","1.4.8-1build1","1.4.8-1ubuntu0.16.04.1","1.4.8-1ubuntu0.16.04.2","1.4.8-1ubuntu0.16.04.3","1.4.8-1ubuntu0.16.04.4","1.4.8-1ubuntu0.16.04.5","1.4.8-1ubuntu0.16.04.6","1.4.8-1ubuntu0.16.04.7"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.15-2ubuntu0.18.04.3+esm1"}]}],"versions":["1.4.12-1","1.4.14-1","1.4.14-2","1.4.14-2build1","1.4.15-1","1.4.15-2","1.4.15-2ubuntu0.18.04.1","1.4.15-2ubuntu0.18.04.2","1.4.15-2ubuntu0.18.04.3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.8-1ubuntu0.16.04.7+esm1"}]}],"versions":["1.4.3-1","1.4.4-1","1.4.7-1","1.4.8-1","1.4.8-1build1","1.4.8-1ubuntu0.16.04.1","1.4.8-1ubuntu0.16.04.2","1.4.8-1ubuntu0.16.04.3","1.4.8-1ubuntu0.16.04.4","1.4.8-1ubuntu0.16.04.5","1.4.8-1ubuntu0.16.04.6","1.4.8-1ubuntu0.16.04.7"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"mosquitto","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.15-2ubuntu0.18.04.3+esm1"}]}],"versions":["1.4.12-1","1.4.14-1","1.4.14-2","1.4.14-2build1","1.4.15-1","1.4.15-2","1.4.15-2ubuntu0.18.04.1","1.4.15-2ubuntu0.18.04.2","1.4.15-2ubuntu0.18.04.3"]}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"eclipse","product":"mosquitto"},{"vendor":"the eclipse foundation","product":"eclipse mosquitto"}],"references":[{"url":"https://bugs.eclipse.org/bugs/show_bug.cgi?id=533775","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Vendor Advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2019/10/msg00035.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2021/10/msg00022.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-7655"},{"url":"https://github.com/advisories/GHSA-gg85-hmcj-cx9p"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-7655","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2017-7655","tags":["report"]},{"url":"https://github.com/eclipse/mosquitto/commit/79a7b36d207c9142468a7ea33695a14181a9fd24","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-4823-1","tags":["advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-7655","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2017-7655","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T19:20:36Z","modified":"2024-08-05T16:12:27.944Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:33:20.488433Z"}],"euvd":[{"id":"EUVD-2017-16660","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T19:20:36Z","modified":"2024-08-05T16:12:27Z","updated_at":"2026-11-03T02:39:07.559484Z"}],"ghsa":[{"id":"GHSA-gg85-hmcj-cx9p","title":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in...","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2022-05-13T01:05:23Z","modified":"2023-02-01T05:02:52Z","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"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:49:58.981291Z"}],"nvd":[{"id":"CVE-2017-7655","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T20:29:02.987Z","modified":"2026-06-17T01:24:53.803Z","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":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:19.545286Z"}],"osv":[{"id":"CVE-2017-7655","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T20:29:02.987Z","modified":"2026-10-24T10:31:02.256710211Z","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":"2026-11-02T15:44:06.412595Z"},{"id":"DEBIAN-CVE-2017-7655","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T20:29:02.987Z","modified":"2026-09-01T20:03:50.471232557Z","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":"2026-11-02T15:45:29.698576Z"},{"id":"UBUNTU-CVE-2017-7655","description":"In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.","status":"published","published":"2019-03-27T20:29:00Z","modified":"2026-04-22T11:31:43.374555Z","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":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:15.773974Z"},{"id":"DLA-1972-1","title":"mosquitto - security update","status":"published","published":"2019-10-26T00:00:00Z","modified":"2026-03-09T01:20:27.623062Z","updated_at":"2026-11-02T15:46:10.227108Z"},{"id":"DLA-2793-1","title":"mosquitto - security update","status":"published","published":"2021-10-26T00:00:00Z","modified":"2026-03-09T01:22:20.81356Z","updated_at":"2026-11-02T15:46:11.189256Z"},{"id":"USN-4823-1","title":"mosquitto vulnerability","description":"It was discovered that Mosquitto incorrectly handled certain inputs. A\nremote attacker could possibly use this issue to cause a denial of service.\n","status":"published","published":"2021-03-15T22:03:48Z","modified":"2026-06-25T13:30:30.226024191Z","updated_at":"2026-11-02T16:58:15.159055Z"}]}}