{"id":"CVE-2017-7651","details":"In Eclipse Mosquitto 1.4.14, a user can shutdown the Mosquitto server simply by filling the RAM memory with a lot of connections with large payload. This can be done without authentications if occur in connection phase of MQTT protocol.","modified":"2026-04-10T04:00:58.807066Z","published":"2018-04-24T14:29:00.437Z","related":["openSUSE-SU-2024:11057-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/06/msg00016.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4325"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00037.html"},{"type":"REPORT","url":"https://bugs.eclipse.org/bugs/show_bug.cgi?id=529754"},{"type":"FIX","url":"https://mosquitto.org/blog/2018/02/security-advisory-cve-2017-7651-cve-2017-7652/"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/eclipse/mosquitto","events":[{"introduced":"0"},{"last_affected":"d72ec39d79effae08011e13faf5870fa7e80fa54"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"1.4.14"}]}}],"versions":["v1.4.1","v1.4.10","v1.4.11","v1.4.12","v1.4.13","v1.4.14","v1.4.2","v1.4.3","v1.4.4","v1.4.5","v1.4.6","v1.4.7","v1.4.8","v1.4.9"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7651.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}