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gquere/fortigate_decrypt.py

Last active August 15, 2023 17:27
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Decrypt FortiGate configuration secrets CVE-2019-6693
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fortigate_decrypt.py
#!/usr/bin/env python3
from Cryptodome.Cipher import AES
import base64
import sys
key = b'Mary had a littl'
data = base64.b64decode(sys.argv[1])
iv = data[0:4] + b'\x00' * 12
ct = data[4:]
cipher = AES.new(key, iv=iv, mode=AES.MODE_CBC)
pt = cipher.decrypt(ct)
print(pt)
@ozymandias2121
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Can you help me decrypt a key I am not familiar with python?

@gquere
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gquere commented May 17, 2023

Can you help me decrypt a key I am not familiar with python?

what?

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