Security Advisory

CVE-2018-1002105

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2018-12-05 21:00:00

Last updated 2024-08-05 12:47:57

Assigner kubernetes

State PUBLISHED

Description

In all Kubernetes versions prior to v1.10.11, v1.11.5, and v1.12.3, incorrect handling of error responses to proxied upgrade requests in the kube-apiserver allowed specially crafted requests to establish a connection through the Kubernetes API server to backend servers, then send arbitrary requests over the same connection directly to the backend, authenticated with the Kubernetes API servers TLS credentials used to establish the backend connection.

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