CVEs-PoC/2021/CVE-2021-23343.md

### [CVE-2021-23343](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23343)
![](https://img.shields.io/static/v1?label=Product&message=path-parse&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3E%3D%200%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Regular%20Expression%20Denial%20of%20Service%20(ReDoS)&color=brighgreen)

### Description

All versions of package path-parse are vulnerable to Regular Expression Denial of Service (ReDoS) via splitDeviceRe, splitTailRe, and splitPathRe regular expressions. ReDoS exhibits polynomial worst-case time complexity.

### POC

#### Reference
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279028
- https://snyk.io/vuln/SNYK-JS-PATHPARSE-1077067

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/broxus/ever-wallet-browser-extension
- https://github.com/broxus/ever-wallet-browser-extension-old
- https://github.com/engn33r/awesome-redos-security
- https://github.com/marcosrg9/YouTubeTV