Late

Verified writeups for the Late machine of Hack The Box

Late

$ tldr Image-to-Text Flask SSTI → SSH key read → cron job privesc

·	·
Operating system	Linux
Difficulty	Easy
Vector	Web
IP	10.10.11.156
Retirement date	2022-07-30
Skills	Virtual Hosting Enumeration Abusing Upload File - Image to Text Flask Utility SSTI - Server Side Template Injection Reading files through SSTI - SSH Private Key Abusing Cron Job [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
Subdomain Enumeration	HackTricks	Open
File Upload Vulnerabilities	PortSwigger	Open

Related skills worth mastering

Remote Code Execution (RCE)

If you liked this machine, try

• Bolt — Linux, Medium
• Meta — Linux, Medium
• NunChucks — Linux, Easy
• Silo — Windows, Medium
• Blunder — Linux, Easy

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Last updated: 2026-06-07