CVE-2018-14662

Severity: medium (CVSS 5.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-01-15 · updated 2026-06-17
Weakness: CWE-285

Description

It was found Ceph versions before 13.2.4 that authenticated ceph users with read only permissions could steal dm-crypt encryption keys used in ceph disk encryption.

Affected products

Canonical Ubuntu Linux: 16.04, 18.10, 19.04
Debian Linux: 8.0, 9.0
openSUSE Leap: 15.0
ceph: before 13.2.4 — fixed in 13.2.4
Red Hat Ceph Storage: 2.0, 3.0
RedHat Enterprise Linux Server: 7.0

How to fix

Upgrade to a fixed version: ceph 13.2.4. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
https://access.redhat.com/errata/RHSA-2019:2538
https://access.redhat.com/errata/RHSA-2019:2541
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14662
https://ceph.com/releases/13-2-4-mimic-released
https://lists.debian.org/debian-lts-announce/2019/03/msg00002.html
https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
https://usn.ubuntu.com/4035-1/
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
https://access.redhat.com/errata/RHSA-2019:2538
https://access.redhat.com/errata/RHSA-2019:2541
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14662

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