Symlink Attack Affecting github.com/kubernetes/kubernetes/pkg/kubelet Open this link in a new tab package, versions >=1.22.0 <1.22.2 >=1.21.0 <1.21.5 >=1.20.0 <1.20.11 <1.19.15


0.0
high
  • Attack Complexity

    Low

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-GOLANG-GITHUBCOMKUBERNETESKUBERNETESPKGKUBELET-1729740

  • published

    8 Oct 2021

  • disclosed

    8 Oct 2021

  • credit

    Fabricio Voznika and Mark Wolters of Google

How to fix?

Upgrade github.com/kubernetes/kubernetes/pkg/kubelet to version 1.22.2, 1.21.5, 1.20.11, 1.19.15 or higher.

Overview

github.com/kubernetes/kubernetes/pkg/kubelet is a kubelet package.

Affected versions of this package are vulnerable to Symlink Attack. A security issue was discovered in Kubernetes where a user may be able to create a container with subpath volume mounts to access files & directories outside of the volume, including on the host filesystem.