Description
Jenkins Bitbucket Approve Plugin stores credentials unencrypted in its global configuration file on the Jenkins master where they can be viewed by users with access to the master file system.
Remediation
References
https://jenkins.io/security/advisory/2019-04-03/#SECURITY-965
http://www.securityfocus.com/bid/107790
http://www.openwall.com/lists/oss-security/2019/04/12/2