A combo of the new k8s e2e framework and other conceivable issues revealed a timing window where the build jenkins pipeline strategy e2e's would change the user while the k8s e2e setup code was trying to list the nodes. The user stemming from its NewCLI calls by default does not, nor should it have, permissions to list nodes. A restructure of when NewCLI is called fixes the problem. See https://coreos.slack.com/archives/CEKNRGF25/p1607517832067700 for the tl;dr
verified by PR CI e2e-*-builds passing
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (Moderate: OpenShift Container Platform 4.7.0 security, bug fix, and enhancement update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHSA-2020:5633