The containers/image library used by the container tools Podman, Buildah, and Skopeo in Red Hat Enterprise Linux version 8 and CRI-O in OpenShift Container Platform, does not enforce TLS connections to the container registry authorization service. An attacker could use this vulnerability to launch a MiTM attack and steal login credentials or bearer tokens.
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10214
http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00035.html