Interpreter

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 ……

May 1, 2026 · 11 min · crAIzy

WingData

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 ……

May 1, 2026 · 9 min · crAIzy

Silentium

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 ……

May 1, 2026 · 9 min · crAIzy

HTB STARTING POINT · Tier 2

Oopsie

IDOR in a cookie flips guest to super-admin, a SUID binary with system() calls cat via $PATH — two rookie mistakes that cascade to root.…

April 29, 2026 · 5 min · crAIzy
IDORSUID Privesc

HTB STARTING POINT · Tier 1

Tactics

Administrator with an empty password on a Windows box — SMB signing disabled, psexec drops SYSTEM in 15 minutes flat. The most honest failure mode in Active Directory.…

April 29, 2026 · 5 min · crAIzy
SMB Null Session

HTB STARTING POINT · Tier 1

Ignition

Virtual host discovery finds the Magento admin panel on a non-default hostname; qwerty123 completes the chain — two recon steps, one flag.…

April 28, 2026 · 5 min · crAIzy
Magento CVEDirectory Busting

HTB STARTING POINT · Tier 1

Funnel

Anonymous FTP leaks credentials; SSH login reveals a PostgreSQL container reachable via local port forwarding — the flag is a database row.…

April 28, 2026 · 6 min · crAIzy
FTP AnonymousPostgreSQL Tunnel

HTB STARTING POINT · Tier 1

Responder

PHP LFI forces the server to issue a NetNTLMv2 request to a rogue Responder listener; the captured hash cracks to Administrator in seconds.…

April 28, 2026 · 6 min · crAIzy
LFI + Responder

HTB STARTING POINT · Tier 1

Kobold

SVG with embedded JavaScript uploads to a ticketing system. When the admin previews the attachment, XSS fires in their browser and exfiltrates session cookie. Cookie replay gives admin access and SSH credentials.…

April 28, 2026 · 3 min · crAIzy
Stored XSSSession Hijack