cve/2018/CVE-2018-3857.md

### [CVE-2018-3857](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3857)
![](https://img.shields.io/static/v1?label=Product&message=Canvas%20Draw&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-122%3A%20Heap-Based%20Buffer%20Overflow&color=brighgreen)

### Description

An exploitable heap overflow exists in the TIFF parsing functionality of Canvas Draw version 4.0.0. A specially crafted TIFF image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a TIFF image to trigger this vulnerability and gain code execution. A different vulnerability than CVE-2018-3858.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0541
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0541

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