Improper input validation in Gluster Glusterfs
CVE-2018-10923
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.016 (75.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.016 · change: -0.001
Affected products
- Gluster Glusterfs
- Debian Linux — versions 8.0, 9.0
- openSUSE Leap — versions 15.1
- Red Hat Glusterfs
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Virtualization Host — versions 4.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Mitigation, Issue Tracking)
- access.redhat.com/errata/RHSA-2018:2607 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/09/msg00021.html (mailing-list, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:2608 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:3470 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/201904-06 (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/11/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-10923?
- CVE-2018-10923 is a high-severity vulnerability in Gluster Glusterfs, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2018-09-04.
- How severe is CVE-2018-10923?
- High severity. CVSS v3 base score is 8.1 out of 10.