Nibbles

Verified writeups for the Nibbles machine of Hack The Box

Nibbles

$ tldr Nibbleblog file upload RCE → sudo monitor.sh

·	·
Operating system	Linux
Difficulty	Easy
Vector	Web
IP	10.10.10.75
Retirement date	2018-06-30
Skills	Abusing Nibbleblog - Remote Code Execution via File Upload 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
Remote Code Execution (RCE)	HackTricks	Open
File Upload Vulnerabilities	PortSwigger	Open

Related skills worth mastering

Local File Inclusion (LFI) · Remote File Inclusion (RFI) · Shellshock (CVE-2014-6271)

If you liked this machine, try

• Knife — Linux, Easy
• SwagShop — Linux, Easy
• Chaos — Linux, Medium
• Meta — Linux, Medium
• Shibboleth — Linux, Medium

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Comments & tips

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Last updated: 2026-06-07