CVE-2021-25745

State: PUBLISHED · Published: 2022-05-06 · Updated: 2024-09-16 · Assigner: kubernetes

Description

A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use the spec.rules[].http.paths[].path field of an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.

CWE

CWE-20 — CWE-20: Improper Input Validation

Affected

Kubernetes / Kubernetes ingress-nginx — v=unspecified <1.2.0 [affected]

CVSS

3.1 score=7.6 severity=HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

References

https://groups.google.com/g/kubernetes-security-announce/c/7vQrpDZeBlc x_refsource_MISC
https://github.com/kubernetes/ingress-nginx/issues/8502 x_refsource_MISC
https://security.netapp.com/advisory/ntap-20220609-0006/ x_refsource_CONFIRM

Source

cvelistV5-main/cves/2021/25xxx/CVE-2021-25745.json