{"id":"CVE-2021-3917","details":"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.","aliases":["GHSA-862g-9h5m-m3qv"],"modified":"2026-03-20T11:43:31.716768Z","published":"2022-08-23T20:15:08.360Z","references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2018478"},{"type":"FIX","url":"https://access.redhat.com/security/cve/CVE-2021-3917"},{"type":"FIX","url":"https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c"},{"type":"FIX","url":"https://github.com/coreos/fedora-coreos-tracker/issues/889"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/coreos/coreos-installer","events":[{"introduced":"0"},{"fixed":"5906495eaa0d661019059c9d07872724d0e154ff"},{"fixed":"2a36405339c87b16ed6c76e91ad5b76638fbdb0c"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"0.10.0"}]}}],"versions":["v0.1.0","v0.1.1","v0.1.2","v0.1.3","v0.2.0","v0.2.1","v0.3.0","v0.4.0","v0.5.0","v0.6.0","v0.7.0","v0.7.1","v0.7.2","v0.8.0","v0.9.0","v0.9.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3917.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}