{"id":"CVE-2019-5432","details":"A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module versions \u003c 3.5.1, 4.0.0 - 4.1.3, 5.0.0 - 5.6.1, 6.0.0 - 6.1.2 for decoding.","aliases":["GHSA-wv67-9jq7-8r69"],"modified":"2026-04-10T04:19:28.011487Z","published":"2019-05-06T17:29:00.543Z","references":[{"type":"FIX","url":"https://hackerone.com/reports/541354"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mqttjs/mqtt-packet","events":[{"introduced":"0"},{"fixed":"483b6d85ca493ad213886e784a3e092df51ed559"},{"introduced":"c1d31d97263025593c7a152ee861ade98013a13c"},{"last_affected":"483b6d85ca493ad213886e784a3e092df51ed559"},{"introduced":"54d559213f2f53e09ae36528f78e78570dffb46a"},{"last_affected":"483b6d85ca493ad213886e784a3e092df51ed559"},{"introduced":"f436df99428090df6cd358bb91fa41563ffddb5c"},{"last_affected":"483b6d85ca493ad213886e784a3e092df51ed559"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"3.5.1"},{"introduced":"4.0.0"},{"last_affected":"4.1.3"},{"introduced":"5.0.0"},{"last_affected":"5.6.1"},{"introduced":"6.0.0"},{"last_affected":"6.1.2"}]}}],"versions":["v3.5.1","v4.1.3","v5.6.1","v6.0.0","v6.1.0","v6.1.1","v6.1.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-5432.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}