Tag: vulnyx

All the articles with the tag "vulnyx".

• WriteUp Shadow Blocks - Vulnyx

  

  Published:Mar 4, 2026

  Writeup of the Shadow Blocks machine (Vulnyx): iSCSI exploitation and disk data recovery to leak credentials, and unprotected NFS for privilege escalation.

• WriteUp Coliseum - Vulnyx

  

  Published:Dec 20, 2025

  Writeup of the Coliseum machine (Vulnyx): IDOR with Roman numerals, RCE via PostgreSQL, automation of decrypting a chain of password-protected zips using Caesar cipher and final privilege escalation with BusyBox.

• WriteUp SlyWindow - Vulnyx

  

  Published:Aug 17, 2025

  Detailed step-by-step analysis of the SlyWindow (Vulnyx) machine, covering steganography techniques, XSS vulnerability exploitation, TOCTOU attack, privilege escalation, and library manipulation in Linux systems.

• WriteUp Sandwich - Vulnyx

  

  Published:May 12, 2025

  This writeup describes the exploitation and escalation of the Sandwich machine on the Vulnyx platform, where you can practice the sandwich technique on a password recovery form that generates UUIDs vulnerable to this technique.