A denial of service vulnerability was discovered in nbdkit 1.12.7, 1.14.1 and 1.15.1.
Priority LOW 21CWE-406Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Partial Red Hat: 2 fixed, 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
A denial of service vulnerability was discovered in nbdkit 1.12.7, 1.14.1 and 1.15.1. An attacker could connect to the nbdkit service and cause it to perform a large amount of work in initializing backend plugins, by simply opening a connection to the service. This vulnerability could cause resource consumption and degradation of service in nbdkit, depending on the plugins configured on the server-side.
Why it matters now
EPSS 0.01601 75th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 1 advisoryRed Hat: 2 fixed, 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | nbdkit | nbdkit 1.12.7, nbdkit 1.14.1, nbdkit 1.15.1 | — | No fix listed | CNA |
- nbdkit Vendor— Affected nbdkit 1.12.7, nbdkit 1.14.1, nbdkit 1.15.1 Fixed in — No fix listed CNA
CPE configurations NVD · 5
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:* | before 1.12.7; 1.14.0 to before 1.14.1; 1.15.0 to before 1.15.1 | Vulnerable | Nbdkit Project |
| cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:* | 8.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
- cpe:2.3:a:nbdkit_project:nbdkit:*:*:*:*:*:*:*:* Versions before 1.12.7; 1.14.0 to before 1.14.1; 1.15.0 to before 1.15.1 Vulnerable ·Nbdkit Project
- cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:advanced_virtualization:*:*:* Versions 8.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Remediation
Red Hat 1 advisory
- RHSA-2020:1167 Released 2020-03-31 · Red Hat rating Lownbdkit security and bug fix update
- Red Hat Enterprise Linux Server (v. 7) nbdkit-1.8.0-3.el7, nbdkit-plugin-python-common-1.8.0-3.el7, nbdkit-plugin-python2-1.8.0-3.el7 +1
- Red Hat Enterprise Linux Server Optional (v. 7) nbdkit-basic-plugins-1.8.0-3.el7, nbdkit-devel-1.8.0-3.el7, nbdkit-example-plugins-1.8.0-3.el7
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 8 | Affected | No fix yet: Fix deferred |
| Red Hat Enterprise Linux 8 Advanced Virtualization | Affected | No fix yet |
| Red Hat Virtualization 4 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2020:1167 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2020:1167 |
Not affected: 1 product
- Red Hat Virtualization 4
Timeline
- 2026-10-02 Threatist record created from CVE-2019-14850
- 2026-10-03 Alias added: GHSA-j552-f62v-mc74
References
Sources
- CVE-2019-14850 · CVE Program
- CVE-2019-14850 · NVD
- FIRST EPSS
- GHSA-j552-f62v-mc74 · GitHub Advisory Database · CC BY 4.0
- CVE-2019-14850 · Red Hat security data · CC BY 4.0
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