CVEs-PoC/2020/CVE-2020-8252.md

### [CVE-2020-8252](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8252)
![](https://img.shields.io/static/v1?label=Product&message=https%3A%2F%2Fgithub.com%2Fnodejs%2Fnode&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Classic%20Buffer%20Overflow%20(CWE-120)&color=brighgreen)

### Description

The implementation of realpath in libuv < 10.22.1, < 12.18.4, and < 14.9.0 used within Node.js incorrectly determined the buffer size which can result in a buffer overflow if the resolved path is longer than 256 bytes.

### POC

#### Reference
- https://hackerone.com/reports/965914

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