CVE-2019-11779

In Eclipse Mosquitto 1.5.0 to 1.6.5 inclusive, if a malicious MQTT client sends a SUBSCRIBE packet containing a topic that consists of approximately 65400 or more '/' characters, i.e. the topic hierarchy separator, then a stack overflow will occur.

In Eclipse Mosquitto 1.5.0 to 1.6.5 inclusive, if a malicious MQTT client sends a SUBSCRIBE packet containing a topic that consists of approximately 65400 or more '/' characters, i.e. the topic hierarchy separator, then a stack overflow will occur.

En Eclipse Mosquitto versiones 1.5.0 hasta 1.6.5 incluyéndola, si un cliente MQTT malicioso envía un paquete SUBSCRIBE que contiene un tema que consta de aproximadamente 65400 o más caracteres '/', es decir, el separador de jerarquía de temas, entonces ocurrirá un desbordamiento de la pila.