CVE Database

CVE-2012-4453

Impact: Moderate
Public: 2012-09-27
Bugzilla: 859448: CVE-2012-4453 dracut: Creates initramfs images with world-readable permissions (information disclosure)

Details

It was discovered that dracut created initramfs images as world readable. A local user could possibly use this flaw to obtain sensitive information from these files, such as iSCSI authentication passwords, encrypted root file system crypttab passwords, or other information.

Find out more about CVE-2012-4453 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 5.4
Base Metrics: AV:N/AC:H/Au:N/C:C/I:N/A:N
Access Vector: Network
Access Complexity: High
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: None
Availability Impact: None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 6 (dracut) RHSA-2013:1674 November 20, 2013

External References

Acknowledgements

This issue was discovered by Peter Jones of the Red Hat Installer Team.

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For clarification or corrections please contact the Red Hat Security Response Team.