5.5

CVE-2021-3917

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Redhat ≫ Coreos-installer Version < 0.10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.22% 0.128
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-276 Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.

https://access.redhat.com/security/cve/CVE-2021-3917
Patch
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2018478
Vendor Advisory
Issue Tracking
https://github.com/coreos/coreos-installer/commit/2a36405339c87b16ed6c76e91ad5b76638fbdb0c
Patch
Third Party Advisory
https://github.com/coreos/fedora-coreos-tracker/issues/889
Patch
Third Party Advisory
Issue Tracking