CVEs-PoC/2020/CVE-2020-7799.md

### [CVE-2020-7799](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7799)
![](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

An issue was discovered in FusionAuth before 1.11.0. An authenticated user, allowed to edit e-mail templates (Home -> Settings -> Email Templates) or themes (Home -> Settings -> Themes), can execute commands on the underlying operating system by abusing freemarker.template.utility.Execute in the Apache FreeMarker engine that processes custom templates.

### POC

#### Reference
- http://packetstormsecurity.com/files/156102/FusionAuth-1.10-Remote-Command-Execution.html
- https://lab.mediaservice.net/advisory/2020-03-fusionauth.txt

#### Github
- https://github.com/0xT11/CVE-POC
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Pikaqi/cve-2020-7799
- https://github.com/SexyBeast233/SecBooks
- https://github.com/TrojanAZhen/Self_Back
- https://github.com/apachecn-archive/Middleware-Vulnerability-detection
- https://github.com/hectorgie/PoC-in-GitHub
- https://github.com/huimzjty/vulwiki
- https://github.com/ianxtianxt/CVE-2020-7799
- https://github.com/lovechinacoco/https-github.com-mai-lang-chai-Middleware-Vulnerability-detection
- https://github.com/nomi-sec/PoC-in-GitHub
- https://github.com/soosmile/POC
- https://github.com/tdtc7/qps
- https://github.com/trganda/dockerv