Tenet

Verified writeups for the Tenet machine of Hack The Box

Tenet

$ tldr PHP deser + race condition → root

·	·
Operating system	Linux
Difficulty	Medium
Vector	Web
IP	10.10.10.223
Retirement date	2021-06-12
Skills	PHP Deserialization Attack Abusing Race Condition

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
Insecure Deserialization	PortSwigger	Open
Race Conditions	PortSwigger	Open

Related skills worth mastering

Remote Code Execution (RCE)

If you liked this machine, try

• Celestial — Linux, Medium
• Valentine — Linux, Easy
• Json — Windows, Medium
• Travel — Linux, Hard
• Jewel — Linux, Medium

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Comments & tips

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Last updated: 2026-06-07