What’s Vulnerable › Vulnerabilities

CVE-2018-10928

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% 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-59

Description

A flaw was found in RPC request using gfs3_symlink_req in glusterfs server which allows symlink destinations to point to file paths outside of the gluster volume. An authenticated attacker could use this flaw to create arbitrary symlinks pointing anywhere on the server and execute arbitrary code on glusterfs server nodes.

Affected products

• Debian Linux: 8.0, 9.0
• Red Hat glusterfs: from 3.12 before 3.12.14; from 4.1 before 4.1.8 — fixed in 3.12.14, 4.1.8
• openSUSE Leap: 15.1
• Red Hat Enterprise Linux: 6.0, 7.0
• RedHat Enterprise Linux Server: 6.0, 7.0
• Red Hat, Inc. Gluster Storage for RHEL 6: 3.0
• RedHat Virtualization Host: 4.0

How to fix

Upgrade to a fixed version: Red Hat glusterfs 3.12.14, 4.1.8. 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-2018-10928
• https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
• https://lists.debian.org/debian-lts-announce/2021/11/msg00000.html
• 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
• https://access.redhat.com/errata/RHSA-2018:3470

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