CVEs-PoC/2017/CVE-2017-2921.md

### [CVE-2017-2921](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-2921)
![](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 memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause an integer overflow, leading to a heap buffer overflow and resulting in denial of service and potential remote code execution. An attacker needs to send a specially crafted websocket packet over network to trigger this vulnerability.

### POC

#### Reference
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0428

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