CVEs-PoC/2020/CVE-2020-8162.md

### [CVE-2020-8162](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8162)
![](https://img.shields.io/static/v1?label=Product&message=https%3A%2F%2Fgithub.com%2Frails%2Frails&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Client-Side%20Enforcement%20of%20Server-Side%20Security%20(CWE-602)&color=brighgreen)

### Description

A client side enforcement of server side security vulnerability exists in rails < 5.2.4.2 and rails < 6.0.3.1 ActiveStorage's S3 adapter that allows the Content-Length of a direct file upload to be modified by an end user bypassing upload limits.

### POC

#### Reference
- https://hackerone.com/reports/789579

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