CUPS
Nmap discovered a CUPS server on the target port 23
The running service is CUPS 1.4
┌──(kali㉿kali)-[~/PEN-200/PG_PRACTICE/zenphoto]
└─$ curl -I -X OPTIONS http://$IP:23/
HTTP/1.1 200 OK
Date: Mon, 24 Mar 2025 16:58:11 GMT
Server: CUPS/1.4
Connection: Keep-Alive
Keep-Alive: timeout=30
Content-Language: en_US
Allow: GET, HEAD, OPTIONS, POST, PUT
Content-Length: 0
┌──(kali㉿kali)-[~/PEN-200/PG_PRACTICE/zenphoto]
└─$ curl -I http://$IP:23/
HTTP/1.1 403 Forbidden
Date: Mon, 24 Mar 2025 16:58:15 GMT
Server: CUPS/1.4
Content-Language: en_US
Upgrade: TLS/1.0,HTTP/1.1
Connection: close
Content-Type: text/html; charset=utf-8
Content-Length: 336
The web server requests to upgrade to TLS/1.0
403
on the web interface
The X-Forwarded-For: localhost
header failed