Vulnerability CVE-2021-3917
Published: 2022-08-23

Description:
A flaw was found in the coreos-installer, where it writes the Ignition config to the target system with world-readable access permissions. This flaw allows a local attacker to have read access to potentially sensitive data. The highest threat from this vulnerability is to confidentiality.

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=2018478
https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c
https://github.com/coreos/fedora-coreos-tracker/issues/889
https://access.redhat.com/security/cve/CVE-2021-3917
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