CVEs-PoC/2021/CVE-2021-3803.md

### [CVE-2021-3803](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3803)
![](https://img.shields.io/static/v1?label=Product&message=fb55%2Fnth-check&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-1333%20Inefficient%20Regular%20Expression%20Complexity&color=brightgreen)

### Description

nth-check is vulnerable to Inefficient Regular Expression Complexity

### POC

#### Reference
- https://huntr.dev/bounties/8cf8cc06-d2cf-4b4e-b42c-99fafb0b04d0

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/MaySoMusician/geidai-ikoi
- https://github.com/seal-community/patches
- https://github.com/upsideon/shoveler