Jenkins TraceTronic ECU-TEST Plugin 2.23.1 and earlier stores credentials unencrypted in its global configuration file de.tracetronic.jenkins.plugins.ecutest.report.atx.installation.ATXInstallation.xml
on the Jenkins controller as part of its configuration.
These credentials can be viewed by users with access to the Jenkins controller file system.
Jenkins TraceTronic ECU-TEST Plugin 2.24 adds a new option type for sensitive options. Previously stored credentials are migrated to that option type on Jenkins startup.