Haircut ● <EXTENDED>

Further exploration of the web application often identifies a PHP script that performs a curl command based on user-provided input. :

The primary goal of the Haircut box is to exploit a vulnerable web application and escalate privileges to root. : Initial scans reveal an HTTP service running on port 80. haircut

: The curl functionality is vulnerable to parameter or command injection. By using specific flags like -o (output), attackers can write a malicious file, such as a PHP reverse shell, into an accessible directory like /uploads/ . Further exploration of the web application often identifies

: Enumeration of the system reveals a specific version of screen (typically version 4.05.00) that has the SUID bit set. attackers can write a malicious file