cve/2021/CVE-2021-39271.md

### [CVE-2021-39271](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39271)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

OrbiTeam BSCW Classic before 7.4.3 allows authenticated remote code execution (RCE) during archive extraction via attacker-supplied Python code in the class attribute of a .bscw file. This is fixed in 5.0.12, 5.1.10, 5.2.4, 7.3.3, and 7.4.3.

### POC

#### Reference
- http://packetstormsecurity.com/files/163989/BSCW-Server-Remote-Code-Execution.html
- https://seclists.org/fulldisclosure/2021/Aug/24

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