Description
Jenkins Data Theorem: CI/CD Plugin 1.3 and earlier stored credentials unencrypted in job config.xml files on the Jenkins master where they could be viewed by users with Extended Read permission, or access to the master file system.
Remediation
References
https://jenkins.io/security/advisory/2019-09-25/#SECURITY-1557
http://www.openwall.com/lists/oss-security/2019/09/25/3