Description
Jenkins before versions 2.44, 2.32.2 uses AES ECB block cipher mode without IV for encrypting secrets which makes Jenkins and the stored secrets vulnerable to unnecessary risks (SECURITY-304).
Remediation
References
https://jenkins.io/security/advisory/2017-02-01/
https://github.com/jenkinsci/jenkins/commit/e6aa166246d1734f4798a9e31f78842f4c85c28b
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2598
http://www.securityfocus.com/bid/95948