CVE-2018-1002104 — Insertion of Sensitive Information Into Debugging Code in Kubernetes K8s.gcr.io Defaultbackend

CWE-215 — Insertion of Sensitive Information Into Debugging CodeCWE-20 — Improper Input ValidationCWE-200 — Sensitive Information Exposure6 documents6 sources
Severity
5.3MEDIUMNVD
EPSS
0.4%
top 37.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Kubernetes K8s.gcr.io DefaultbackendK8s.io Ingress-nginxKubernetes Nginx Ingress Controller
Timeline
PublishedJan 14
Latest updateMay 24

Description

Versions < 1.5 of the Kubernetes ingress default backend, which handles invalid ingress traffic, exposed prometheus metrics publicly.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NExploitability: 3.9 | Impact: 1.4

Affected Packages3 packages

▶CVEListV5kubernetes/k8s.gcr.io_defaultbackenddefaultbackend — 1.5

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
Kubernetes ingress exposes sensitive information↗2022-05-24
▶
OSV
Kubernetes ingress exposes sensitive information↗2022-05-24
▶
CVEList
CVE-2018-1002104: Versions < 1↗2020-01-14
▶

📋Vendor Advisories

1
Red Hat
kubernetes/ingress-nginx: /metrics endpoint exposed publicly by default↗2020-01-15
▶

💬Community

1
Bugzilla
CVE-2018-1002104 kubernetes/ingress-nginx: /metrics endpoint exposed publicly by default↗2020-03-19
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CVE-2018-1002104 — Kubernetes vulnerability | cvebase