The Gluster file system through versions 4.1.4 and 3.12 is vulnerable to a heap-based buffer overflow in the '__server_getspec' function via
The Gluster file system through versions 4.1.4 and 3.12 is vulnerable to a heap-based buffer overflow in the '__server_getspec' function via the 'gf_getspec_req' RPC message. A remote authenticated attacker could exploit this to cause a denial of service or other potential unspecified impact.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for help- Published
- Oct 31, 2018
- Updated
- Jun 16, 2026
- EPSS
- 2.8% · 86th percentile
- CWE
- CWE-122
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Report tools
Action score
36
Monitor
Low priority for now.
- CVSS
- 35 / 40 · 8.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 1 / 30 · 2.8%
CNA vs NVD score
- NVD
- 8.8
- CNA · redhat
- 6.5
- 2.3 point gap
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| redhat | gluster storage | cpe:2.3:a:redhat:gluster_storage |
| redhat | enterprise linux server | cpe:2.3:o:redhat:enterprise_linux_server |
| redhat | enterprise linux virtualization | cpe:2.3:o:redhat:enterprise_linux_virtualization |
| debian | debian linux | cpe:2.3:o:debian:debian_linux |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- debian debian linux8.0
- debian debian linux9.0
- redhat enterprise linux server6.0
- redhat enterprise linux server7.0
- redhat enterprise linux virtualization4.0
- redhat gluster storage4.1.0 and later · up to 4.1.4 inclusive
- redhat gluster storage3.0.0 and later · up to 3.1.2 inclusive
Versions reported by the vendor
Affected version ranges reported by the assigning authority (redhat). Independent of NVD's CPE analysis and usually ahead of it.
The Gluster Project glusterfs
- through 3.12 and 4.1.4affected
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | glusterfs | before 5.1-1 | 5.1-1 |
| Debian:8 | glusterfs | before 3.5.2-2+deb8u5 | 3.5.2-2+deb8u5 |
| Debian:9 | glusterfs | before 3.8.8-1+deb9u1 | 3.8.8-1+deb9u1 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-api | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-api-devel | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-cli | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-client-xlators | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-debuginfo | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-devel | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-fuse | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-libs | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | glusterfs-rdma | before 0:3.12.2-25.el7 | 0:3.12.2-25.el7 |
| Red Hat:enterprise_linux:7::hypervisor | imgbased | before 0:1.0.29-1.el7ev | 0:1.0.29-1.el7ev |
| Red Hat:enterprise_linux:7::hypervisor | python-imgbased | before 0:1.0.29-1.el7ev | 0:1.0.29-1.el7ev |
| Red Hat:enterprise_linux:7::hypervisor | redhat-release-virtualization-host | before 0:4.2-7.3.el7 | 0:4.2-7.3.el7 |
| Red Hat:enterprise_linux:7::hypervisor | redhat-virtualization-host | before 0:4.2-20181026.0.el7_6 | 0:4.2-20181026.0.el7_6 |
| Red Hat:enterprise_linux:7::hypervisor | redhat-virtualization-host-image-update | before 0:4.2-20181026.0.el7_6 | 0:4.2-20181026.0.el7_6 |
| Red Hat:enterprise_linux:7::hypervisor | redhat-virtualization-host-image-update-placeholder | before 0:4.2-7.3.el7 | 0:4.2-7.3.el7 |
| Red Hat:storage:3:client:el6 | glusterfs | before 0:3.12.2-25.el6 | 0:3.12.2-25.el6 |
| Red Hat:storage:3:client:el6 | glusterfs-api | before 0:3.12.2-25.el6 | 0:3.12.2-25.el6 |
| Red Hat:storage:3:client:el6 | glusterfs-api-devel | before 0:3.12.2-25.el6 | 0:3.12.2-25.el6 |
| Red Hat:storage:3:client:el6 | glusterfs-cli | before 0:3.12.2-25.el6 | 0:3.12.2-25.el6 |
| Red Hat:storage:3:client:el6 | glusterfs-client-xlators | before 0:3.12.2-25.el6 | 0:3.12.2-25.el6 |
+40
Same product
redhat: all recordsOther highest-scoring records for the same primary product.
- CVE-2018-1088A privilege escalation flaw was found in gluster 3.x snapshot scheduler.34Monitor
- CVE-2018-1127Tendrl API in Red Hat Gluster Storage before 3.4.0 does not immediately remove session tokens after a user logs out.32Monitor
- CVE-2017-15087It was discovered that the fix for CVE-2017-12163 was not properly shipped in erratum RHSA-2017:2858 for Red Hat Gluster Storage 3.3 for RHE31Monitor
- CVE-2015-1795Red Hat Gluster Storage RPM Package 3.2 allows local users to gain privileges and execute arbitrary code as root.31Monitor
- CVE-2017-15086It was discovered that the fix for CVE-2017-12151 was not properly shipped in erratum RHSA-2017:2858 for Red Hat Gluster Storage 3.3 for RHE30Monitor
- CVE-2018-14654The Gluster file system through version 4.1.4 is vulnerable to abuse of the 'features/index' translator.27Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:glusterfs | 5.1-1 · Debian:12 | Package registry (OSV) |
| red hat:glusterfs | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-api | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-api-devel | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-cli | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-client-xlators | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-debuginfo | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-devel | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-events | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-fuse | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-ganesha | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-geo-replication | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
| red hat:glusterfs-libs | 0:3.12.2-25.el6rhs · Red Hat:storage:3.4:server:el6 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Anyone who can reach it over the internet can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-122 · Heap-based Buffer OverflowCVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
ATT&CK techniques
—
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- access.redhat.com/errata/RHSA-2018:3431
- access.redhat.com/errata/RHSA-2018:3432
- access.redhat.com/errata/RHSA-2018:3470
- bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14653
- lists.debian.org/debian-lts-announce/2018/11/msg00003.html
- lists.debian.org/debian-lts-announce/2021/11/msg00000.html
- security.gentoo.org/glsa/201904-06
Vendor advisories and official records. Exploit/PoC links are deliberately left out.