Description
Versions < 1.5 of the Kubernetes ingress default backend, which handles invalid ingress traffic, exposed prometheus metrics publicly.
Metrics
CVSS 3.1 5.3/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Kubernetes | k8s.gcr.io/defaultbackend | >= defaultbackend, < 1.5 |
References
- https://github.com/kubernetes/ingress-nginx/pull/3125Patch, Third Party Advisory
- https://github.com/kubernetes/ingress-nginx/pull/3125Patch, Third Party Advisory
Timeline
- Published
- Jan 14, 2020
- Last modified
- Jun 17, 2026
- NVD status
- Modified