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- from base64 import b64encode, b64decode
- from padd0r import PaddingOracle, Encoding
- import requests
- import logging
- # disable logging
- logging.getLogger("requests").setLevel(logging.CRITICAL)
- logging.getLogger("urllib3").setLevel(logging.WARNING)
- # Set the admin cookie!
- admin_cookie = ""
- def oracle(ct):
- url = "http://127.0.0.1:5000/po1"
- data = {
- "auth":b64encode(ct)
- }
- text = requests.get(url, cookies=data).text
- # distinguish between a padding error and a valid padding
- # ....
- # dont forget to return true on a valid padding and false on a wrong padding
- def decrypt(cookie):
- # ciphertext
- # verbosity can be 1 or 2
- # which encodings are realistic?
- # pass the oracle functions as parameter
- po = PaddingOracle(cookie, verbosity=1, encoding=Encoding.b64, oracle=oracle)
- po.set_output("hex")
- # decrypt the blocks
- decrypt(admin_cookie)
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