{"id":"CVE-2019-19307","details":"An integer overflow in parse_mqtt in mongoose.c in Cesanta Mongoose 6.16 allows an attacker to achieve remote DoS (infinite loop), or possibly cause an out-of-bounds write, by sending a crafted MQTT protocol packet.","modified":"2026-08-07T15:18:14.599520Z","published":"2019-11-26T16:15:13.807Z","references":[{"type":"EVIDENCE","url":"https://github.com/cesanta/mongoose/issues/1055"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/cesanta/mongoose","events":[{"introduced":"c41a22195ceabc02ffd0379f0e71d6c3575337aa"},{"last_affected":"c41a22195ceabc02ffd0379f0e71d6c3575337aa"}],"database_specific":{"cpe":"cpe:2.3:a:cesanta:mongoose:6.16:*:*:*:*:*:*:*","extracted_events":[{"introduced":"6.16"},{"last_affected":"6.16"}],"source":"CPE_STRING"}}],"versions":["6.16"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-19307.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}