CVE-2018-10923

Name: CVE-2018-10923
Creator: NVD / NIST
Published: 2018-09-04T14:29:00.597+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.1/10EPSS 1.67%

Last modified Jun 17, 2026

CVE-2018-10923 is a high-severity vulnerability rated 8.1/10 on the CVSS scale. It was found that the "mknod" call derived from mknod(2) can create files pointing to devices on a glusterfs server node. An authenticated attacker could use this to create an arbitrary device and read data from any device attached to the glusterfs server node.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.

Description

It was found that the "mknod" call derived from mknod(2) can create files pointing to devices on a glusterfs server node. An authenticated attacker could use this to create an arbitrary device and read data from any device attached to the glusterfs server node.

Metrics

CVSS 3.1

8.1/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

1.67%

73.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gluster	Glusterfs	>= 3.12.0, < 3.12.14
Gluster	Glusterfs	>= 4.1.0, < 4.1.8
Redhat	Virtualization Host	4.0
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Redhat	Enterprise Linux Server	6.0
Redhat	Enterprise Linux Server	7.0
Opensuse	Leap	15.1

References

http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.htmlMailing List, Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2607Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2608Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3470Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10923Issue Tracking, Mitigation
https://lists.debian.org/debian-lts-announce/2018/09/msg00021.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00000.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201904-06Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.htmlMailing List, Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2607Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2608Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:3470Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10923Issue Tracking, Mitigation
https://lists.debian.org/debian-lts-announce/2018/09/msg00021.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00000.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/201904-06Third Party Advisory

Timeline

Published: Sep 4, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-10923?

How severe is CVE-2018-10923?

CVE-2018-10923 has a CVSS score of 8.1/10 (HIGH severity). The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.

How do I fix CVE-2018-10923?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-10923?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST