The API server in Kubernetes does not properly check admission control, which allows…
Priority LOW 37CWE-284Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- Partial Red Hat: 2 fixed, 1 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-284.
Summary
The API server in Kubernetes does not properly check admission control, which allows remote authenticated users to access additional resources via a crafted patched object.
Why it matters now
EPSS 0.01583 75th percentileScored 2026-11-07
Fix Partial github.com/kubernetes/kubernetes (Go): 1.2.0-alpha.6Red Hat: 2 advisoriesRed Hat: 2 fixed, 1 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 |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | github.com/kubernetes/kubernetes (Go) | before 1.2.0-alpha.6 | 1.2.0-alpha.6 | Patch available | GHSA-xx8c-m748-xr4j |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/kubernetes/kubernetes (Go) Vendor— Affected before 1.2.0-alpha.6 Fixed in 1.2.0-alpha.6 Patch available GHSA-xx8c-m748-xr4j
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:kubernetes:kubernetes:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Kubernetes |
- cpe:2.3:a:kubernetes:kubernetes:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Kubernetes
Remediation
- Fix · GHSA-xx8c-m748-xr4j github.com/kubernetes/kubernetes (Go) Fixed in 1.2.0-alpha.6 Advisory →
Red Hat 2 advisories
- RHSA-2016:0351 Released 2016-03-03 · Red Hat rating Moderatekubernetes security update
- Red Hat OpenShift Enterprise 3.0 openshift-3.0.2.0-0.git.45.423f434.el7ose, openshift-clients-3.0.2.0-0.git.45.423f434.el7ose, openshift-master-3.0.2.0-0.git.45.423f434.el7ose +3
- RHSA-2016:0070 Released 2016-01-26 · Red Hat rating ImportantRed Hat OpenShift Enterprise 3.1.1 bug fix and enhancement update
- Red Hat OpenShift Enterprise 3.1 atomic-openshift-3.1.1.6-1.git.0.b57e8bd.el7aos, atomic-openshift-clients-3.1.1.6-1.git.0.b57e8bd.el7aos, atomic-openshift-clients-redistributable-3.1.1.6-1.git.0.b57e8bd.el7aos +47
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
| Red Hat OpenShift Enterprise 3.0 | Fixed | RHSA-2016:0351 |
| Red Hat OpenShift Enterprise 3.1 | Fixed | RHSA-2016:0070 |
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1905
- 2026-10-03 Alias added: GHSA-xx8c-m748-xr4j
References
More Kubernetes vulnerabilities
- TI-2018-16130 Improper privilege management in Kubernetes CVSS 3.0CRITICAL 9.8
- TI-2019-08418 Kubernetes kubelet exposes /debug/pprof info on healthz port CVSS 3.1HIGH 8.2
- TI-2023-05086 Kubernetes - Windows nodes - Insufficient input sanitization in in-tree storage plugin leads to privilege escalation CVSS 3.1HIGH 8.8
- TI-2023-03433 Kubernetes - Windows nodes - Insufficient input sanitization leads to privilege escalation CVSS 3.1HIGH 8.8
- TI-2023-02285 Bypass of seccomp profile enforcement CVSS 3.1MEDIUM 5.5
- TI-2017-14755 Link following in Kubernetes CVSS 3.0CRITICAL 9.6
Sources
- CVE-2016-1905 · CVE Program
- CVE-2016-1905 · NVD
- FIRST EPSS
- GHSA-xx8c-m748-xr4j · GitHub Advisory Database · CC BY 4.0
- CVE-2016-1905 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences