Privilege escalation in Red Hat, Inc. Glusterfs
CVE-2018-1088
A privilege escalation flaw was found in gluster 3.x snapshot scheduler. Any gluster client allowed to mount gluster volumes could also mount shared gluster storage volume and escalate privileges by scheduling malicious cronjob via symlink.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.055 (92.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.055 · newest: 0.055 · change: -0.000
Affected products
- Red Hat, Inc. Glusterfs — versions 3.x
- Debian Linux — versions 9.0
- openSUSE Leap — versions 15.1
- Red Hat Enterprise Linux Server — versions 6.0, 7.0
- Red Hat Gluster Storage
- Red Hat Virtualization — versions 4.0
- Red Hat Virtualization Host — versions 4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2018:1137 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:1275 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:1524 (vendor-advisory, Vendor Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:1136 (vendor-advisory, Vendor 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-2018-1088?
- CVE-2018-1088 is a high-severity vulnerability in Red Hat, Inc. Glusterfs, classified under Incorrect Privilege Assignment. CVSS score: 8.1/10. Published 2018-04-18.
- How severe is CVE-2018-1088?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2018-1088 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.