CVE-2018-10930

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-09-04 · updated 2026-06-17
Weakness: CWE-20

Description

A flaw was found in RPC request using gfs3_rename_req in glusterfs server. An authenticated attacker could use this flaw to write to a destination outside the gluster volume.

Affected products

Debian Linux: 8.0, 9.0
Red Hat glusterfs: from 3.12 before 3.12.14; from 4.1 before 4.1.4 — fixed in 3.12.14, 4.1.4
openSUSE Leap: 15.1
Red Hat Enterprise Linux: 6.0, 7.0
RedHat Enterprise Linux Server: 7.0
RedHat Virtualization: 4.0
RedHat Virtualization Host: 4.0

How to fix

Upgrade to a fixed version: Red Hat glusterfs 3.12.14, 4.1.4. Check the vendor advisory for mitigations.

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
https://access.redhat.com/errata/RHSA-2018:2607
https://access.redhat.com/errata/RHSA-2018:2608
https://access.redhat.com/errata/RHSA-2018:3470
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10930
https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
https://lists.debian.org/debian-lts-announce/2021/11/msg00000.html
https://review.gluster.org/#/c/glusterfs/+/21068/
https://security.gentoo.org/glsa/201904-06
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
https://access.redhat.com/errata/RHSA-2018:2607
https://access.redhat.com/errata/RHSA-2018:2608

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