### [CVE-2017-2893](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2893)
![](https://img.shields.io/static/v1?label=Product&message=Mongoose&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=denial%20of%20service&color=brighgreen)

### Description

An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

### POC

#### Reference
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0400

#### Github
No PoCs found on GitHub currently.