NunChucks

Verified writeups for the NunChucks machine of Hack The Box

NunChucks

$ tldr NodeJS SSTI → AppArmor profile bypass

·	·
Operating system	Linux
Difficulty	Easy
Vector	Web
IP	10.10.11.122
Retirement date	2021-11-02
Skills	NodeJS SSTI (Server Side Template Injection) AppArmor Profile Bypass (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
SSTI (Server-Side Template Injection)	PortSwigger	Open

Related skills worth mastering

Remote Code Execution (RCE)

If you liked this machine, try

• Doctor — Linux, Easy
• GoodGames — Linux, Easy
• Late — Linux, Easy
• Bolt — Linux, Medium
• Flustered — Linux, Medium

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Comments & tips

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Last updated: 2026-06-07