In Apache Linkis <=1.4.0, The password is printed to the log when using the Oracle data source of the Linkis data source module. We recommend users upgrade the version of Linkis to version 1.5.0
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: