User credentials (login & password) are inserted into log files when a user tries to authenticate using a version of a Web client that is not compatible with that of the PcVue Web back end. By exploiting this vulnerability, an attacker could retrieve the credentials of a user by accessing the Log File. Successful exploitation of this vulnerability could lead to unauthorized access to the application.
Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.
While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for: