The backup function in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway saves the current settings and configuration of the application, including credentials of existing user accounts and other configuration's credentials in plaintext.
Improper implementation of Access Control in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway allows an unauthorized user to access data marked as restricted, such as viewing or editing user profiles and application settings.
The Configuration pages in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway for user profiles and services transfer the password in plaintext (although hidden when displayed).
The web server in ABB Telephone Gateway TG/S 3.2 and Busch-Jaeger 6186/11 Telefon-Gateway allows access to different endpoints of the application without authenticating by accessing a specific uniform resource locator (URL) , violating the access-control (ACL) rules. This issue allows obtaining sensitive information that may aid in further attacks and privilege escalation.