CVE-2024-7646 Information

Description

A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the networking.k8s.io or extensions API group) can bypass annotation validation to inject arbitrary commands and obtain the credentials of the ingress-nginx controller. In the default configuration that credential has access to all secrets in the cluster.

Reference

https://github.com/kubernetes/kubernetes/issues/126744 https://groups.google.com/g/kubernetes-security-announce/c/a1__cKjWkfA https://github.com/kubernetes/ingress-nginx/pull/11719 https://github.com/kubernetes/ingress-nginx/pull/11721