Chaos

Verified writeups for the Chaos machine of Hack The Box

Chaos

$ tldr Email service + AES decrypt → LaTeX injection RCE → rbash escape

·	·
Operating system	Linux
Difficulty	Medium
Vector	Crypto
IP	10.10.10.120
Retirement date	2019-05-25
Skills	Password Guessing Abusing e-mail service (claws-mail) Crypto Challenge (Decrypt Secret Message - AES Encrypted) LaTeX Injection (RCE) Bypassing rbash (Restricted Bash) Extracting Credentials from Firefox Profile

Writeups

Language	Author	Format	Link
🇪🇸 ES	S4vitar	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

Related skills worth mastering

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

If you liked this machine, try

• Shibboleth — Linux, Medium
• Knife — Linux, Easy
• SwagShop — Linux, Easy
• Celestial — Linux, Medium
• Devzat — Linux, Medium

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Last updated: 2026-06-07