Previse
Previse
Previse 373
Previse
RETIRED MACHINE

Previse

Previse - Linux Linux
Previse - Easy Easy

4.5

MACHINE RATING

16593

USER OWNS

15811

SYSTEM OWNS

07/08/2021

RELEASED
Created by m4lwhere

Machine Synopsis

Previse is a easy machine that showcases Execution After Redirect (EAR) which allows users to retrieve the contents and make requests to `accounts.php` whilst unauthenticated which leads to abusing PHP's `exec()` function since user inputs are not sanitized allowing remote code execution against the target, after gaining a www-data shell privilege escalation starts with the retrieval and cracking of a custom MD5Crypt hash which consists of a unicode salt and once cracked allows users to gain SSH access to the target then abusing a sudo executable script which does not include absolute paths of the functions it utilises which allows users to perform PATH hijacking on the target to compromise the machine.

Machine Matrix

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