CVEs-PoC/2020/CVE-2020-15657.md

### [CVE-2020-15657](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15657)
![](https://img.shields.io/static/v1?label=Product&message=Firefox%20ESR&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2078.1%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=%3C%2079%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=DLL%20hijacking%20due%20to%20incorrect%20loading%20path&color=brighgreen)

### Description

Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1644954

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