Loytec LINX Configurator 7.4.10 Insecure Transit / Cleartext Secrets

[+] CVE                                 : CVE-2023-46383, CVE-2023-46384, CVE-2023-46385 [+] Title                                : Multiple vulnerabilities in Loytec LINX Configurator [+] Vendor                           : LOYTEC electronics GmbH[+] Affected Product(s)     : LINX Configurator 7.4.10[+] Affected Components : LINX Configurator[+] Discovery Date             : 01-Sep-2021[+] Publication date           : 03-Nov-2023[+] Discovered by               : Chizuru Toyama of TXOne networks[Vulnerability Description] CVE-2023-46383 : Insecure Permissions Loytec LINX Configurator could be connected to Loytec devices with an administrator credential, and it could configure device settings.  Since it uses HTTP Basic Authentication, which transmits usernames  and passwords in base64-encoded cleartext, so anyone could easily steal credentials if they sniff network traffics. Once obtaining the admin password, attackers could connect and control Loytec devices  via LINX configurator.  CVE-2023-46384 :  Insecure Permissions  Following registry key contains hard-coded clear text admin password  for recently connected Loytec device. (password cache) If an attacker  succeeds in getting this registry key value, attackers could connect  and control Loytec devices via LINX configurator.  Key: Computer\HKEY_CURRENT_USER\SOFTWARE\LOYTEC\LOYTEC LINX Configurator\OhioIni  Value name: ftp_pass  Value dada: <admin password> CVE-2023-46385 : Insecure Permissions When Loytec LINX Configurator connects to a device, it sends HTTP GET  request to login. Since cleartext password is passed as an URL parameter,  "password" without sufficient protection, anyone could easily steal  credentials if they sniff network traffics. Once obtaining the admin  password, attackers could connect and control Loytec devices via LINX  configurator. http://<IP>:<port>/webui/config/system?username=admin&password=<admin password>&login=Login[Timeline] 01-Sep-2021 : Vulnerabilities discovered 13-Oct-2021 : Trend Micro ZDI (Zero Day Initiative) reported to vendor (no response) 07-Oct-2022 : ICS CERT reported to vendor (no response) 03-Nov-2023 : Public Disclosure