The pulp-qpid-ssl-cfg script in Pulp before 2.8.5 allows local users to obtain the CA key.
https://pulp.plan.io/issues/1854
https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-4718
https://docs.pulpproject.org/user-guide/release-notes/2.8.x.html#pulp-2-8-5