BountyHunter

Verified writeups for the BountyHunter machine of Hack The Box

BountyHunter

$ tldr XXE PHP wrapper → file read → sudo Python script

·	·
Operating system	Linux
Difficulty	Easy
Vector	Web
IP	10.10.11.100
Retirement date	2021-11-20
Skills	XXE (XML External Entity Injection) Exploitation XXE PHP File Read - Base64 Wrapper Abusing Sudoers Privilege [Privilege Escalation]

Writeups

Language	Author	Format	Link
🇪🇸 ES	S4vitar	Vídeo	Open
🇪🇸 ES	El Pingüino de Mario	Vídeo	Open
🇬🇧 EN	0xdf	Texto	Open
🇬🇧 EN	IppSec	Vídeo	Open

Skill resources

Curated documentation for each technique listed in the Skills column above. Sources: HackTricks, GTFOBins, PortSwigger, etc.

Skill	Source	Link
XML External Entity	HackTricks	Open

Related skills worth mastering

Local File Inclusion (LFI) · Server-Side Request Forgery

If you liked this machine, try

• Aragog — Linux, Medium
• DevOops — Linux, Medium
• NodeBlog — Linux, Easy
• RE — Windows, Hard
• Fulcrum — Linux, Insane

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Comments & tips

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Last updated: 2026-06-07