Retired

Box info | OS: Linux (Debian 12) | Difficulty: Medium | Status: Retired Skills: Java XStream deserialization analysis, source code review, Python f-string double-eval injection, SUID bash escalation, base64 filter ……

Box info | OS: Linux (Debian 12) | Difficulty: Easy | Status: Retired Skills: Wing FTP Server Lua session injection, SHA-256 salt hash cracking, Python tarfile symlink/hardlink path traversal, VPN MTU troubleshooting ……

Box info | OS: Linux (Ubuntu 24.04, kernel 6.8.0-107-generic) | Difficulty: Easy | Status: Retired Skills: Flowise API authentication bypass, JavaScript IIFE injection, OCR CAPTCHA solving, Gogs symlink privilege ……