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Linux

Help

·1986 words·10 mins
Help shows a number or niche techniques and pivoting options, it keeps on showing interesting attack vectors but doesn’t become annoying or unnecessary complicated at any point. It’s fun and enjoyable through the whole time. It also has a few ways to be solved which is always fun to try after the initial root. At some points there is an opportunity for some minor rabbit holes - which I of course found - but it was a good reminder to not be afraid to go a few steps back and double-check your notes.

Updown

·2209 words·11 mins
Updown is a really challenging machine very focused on niche web exploitation, solid code review and careful parameter manipulation to actually exploit the attack vectors.

Busqueda

·2168 words·11 mins
Busqueda introduces a solid code review exercise, working with repositories and custom scripts. It’s heavy on careful code enumeration and gradual pivoting granting further access. Very fun and insightful!

Craft

·2413 words·12 mins
Craft is a challenging box focused on API abuse, code review, and exploitation of insecure application logic. It required careful analysis of a vulnerable API, understanding how user input flows through the system, and leveraging injection techniques to achieve code execution. It was a tough one for sure, but very much worth it.