Auth bypass in Gluster Glusterfs
CVE-2018-1112
glusterfs server before versions 3.10.12, 4.0.2 is vulnerable when using 'auth.allow' option which allows any unauthenticated gluster client to connect from any network to mount gluster storage volumes. NOTE: this vulnerability exists because of a CVE-2018-1088 regression.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.0 (High). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (83.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.023 · change: -0.000
Affected products
- Gluster Glusterfs — versions 4.0.2
- Unspecified Glusterfs — versions glusterfs 3.10.12, glusterfs 4.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- review.gluster.org/ (Vendor Advisory)
- access.redhat.com/articles/3422521 (Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1268 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1269 (vendor-advisory, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html (vendor-advisory)
Frequently asked questions
- What is CVE-2018-1112?
- CVE-2018-1112 is a high-severity vulnerability in Gluster Glusterfs, classified under Improper Authentication. CVSS score: 8.0/10. Published 2018-04-25.
- How severe is CVE-2018-1112?
- High severity. CVSS v3 base score is 8.0 out of 10.
- Is CVE-2018-1112 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.