Description
MQTT.js 2.x.x prior to 2.15.0 issue in handling PUBLISH tickets may lead to an attacker causing a denial-of-service condition.
Remediation
References
https://jvn.jp/en/jp/JVN45494523/index.html
https://github.com/mqttjs/MQTT.js/releases/tag/v2.15.0
https://github.com/mqttjs/MQTT.js/commit/403ba53b838f2d319a0c0505a045fe00239e9923