Vulnerability in Red Hat Openshift/installer

CVE-2019-19335

During installation of an OpenShift 4 cluster, the `openshift-install` command line tool creates an `auth` directory, with `kubeconfig` and `kubeadmin-password` files. Both files contain credentials used to authenticate to the OpenShift API server, and are incorrectly assigned word-readable permissions. ose-installer as shipped in Openshift 4.2 is vulnerable.

EPSS: 0.003 (25.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-19335?
CVE-2019-19335 is a medium-severity vulnerability in Red Hat Openshift/installer, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 4.4/10. Published 2020-03-18.
How severe is CVE-2019-19335?
Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2019-19335 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.