'AuthHandler' has no attribute '_client_handler_table'

[GiuBravo]

pip3 install -r requirements.txt

Requirement already satisfied: asn1crypto==0.24.0 in /usr/lib/python3/dist-packages (from -r requirements.txt (line 1)) (0.24.0)
Requirement already satisfied: bcrypt==3.1.4 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 2)) (3.1.4)
Requirement already satisfied: cffi==1.11.5 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 3)) (1.11.5)
Requirement already satisfied: cryptography==2.3.1 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 4)) (2.3.1)
Requirement already satisfied: idna==2.7 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 5)) (2.7)
Collecting paramiko==2.4.1
Using cached paramiko-2.4.1-py2.py3-none-any.whl (194 kB)
Requirement already satisfied: pyasn1==0.4.4 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 7)) (0.4.4)
Requirement already satisfied: pycparser==2.18 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 8)) (2.18)
Requirement already satisfied: PyNaCl==1.2.1 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 9)) (1.2.1)
Requirement already satisfied: six==1.11.0 in /usr/local/lib/python3.7/dist-packages (from -r requirements.txt (line 10)) (1.11.0)
Installing collected packages: paramiko
Attempting uninstall: paramiko
Found existing installation: paramiko 2.0.8
Uninstalling paramiko-2.0.8:
Successfully uninstalled paramiko-2.0.8
Successfully installed paramiko-2.4.1

python3 ssh-username-enum.py -p 22 -u root

[+] OpenSSH version 7.2 found
Traceback (most recent call last):
File "ssh-username-enum.py", line 203, in
main(**vars(args))
File "ssh-username-enum.py", line 172, in main
apply_monkey_patch()
File "ssh-username-enum.py", line 85, in apply_monkey_patch
old_msg_service_accept = auth_handler._client_handler_table[paramiko.common.MSG_SERVICE_ACCEPT]
AttributeError: type object 'AuthHandler' has no attribute '_client_handler_table'

[CarstenSchelp]

Thanks for the test!
I got the same exception as GiuBravo.
Is this a security patch doing its work?

[Jh3xX]

The same problem here

[n0kovo]

Same problem

[RustySoldier]

This is because paramiko themselves have remove the attribute _client_handler_table => now its "_handler_table" so change that and it will work butttt... it marks every username as found so idk...

[krlabs]

same