CVE-2018-1002104: Input Validation
First published: Tue Sep 25 2018(Updated: )
Versions < 1.5 of the Kubernetes ingress default backend, which handles invalid ingress traffic, exposed prometheus metrics publicly.
Credit: jordan@liggitt.net jordan@liggitt.net
| Affected Software | Affected Version | How to fix |
|---|---|---|
| go/k8s.io/ingress-nginx | <1.5 | 1.5 |
| Kubernetes Nginx Ingress Controller | <1.5.0 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2018-1002104
- https://github.com/kubernetes/ingress-nginx/pull/3125
- https://github.com/kubernetes/ingress-nginx/issues/1733
- https://github.com/kubernetes/ingress-nginx/commit/d487a50e399100ad8db12ed1d2f92271f311f676
- https://github.com/advisories/GHSA-p3x5-5xpx-9phm (Advisory)
Frequently Asked Questions
What is CVE-2018-1002104?
CVE-2018-1002104 is a vulnerability in versions < 1.5 of the Kubernetes ingress default backend which exposes prometheus metrics publicly.
How severe is CVE-2018-1002104?
CVE-2018-1002104 has a severity value of 5.3 (medium).
Which software versions are affected by CVE-2018-1002104?
Versions < 1.5 of the Kubernetes ingress default backend, as well as Kubernetes Nginx Ingress Controller up to version 1.5.0, are affected by CVE-2018-1002104.
How can I fix CVE-2018-1002104?
To fix CVE-2018-1002104, update your Kubernetes ingress default backend or Kubernetes Nginx Ingress Controller to version 1.5 or above.
Where can I find more information about CVE-2018-1002104?
You can find more information about CVE-2018-1002104 on the NIST National Vulnerability Database (NVD) website: https://nvd.nist.gov/vuln/detail/CVE-2018-1002104
- collector/github-advisory-latest
- alias/GHSA-p3x5-5xpx-9phm
- alias/CVE-2018-1002104
- collector/github-advisory
- collector/nvd-index
- collector/nvd-cve
- agent/author
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/weakness
- agent/last-modified-date
- agent/references
- agent/severity
- agent/event
- agent/description
- agent/tags
- agent/first-publish-date
- agent/trending
- package-manager/go
- vendor/kubernetes
- canonical/kubernetes nginx ingress controller