Privilege Escalation Affecting github.com/kata-containers/runtime/virtcontainers Open this link in a new tab package, versions <1.11.5


0.0
high
  • Attack Complexity

    Low

  • Privileges Required

    High

  • Confidentiality

    High

  • Integrity

    High

  • Availability

    High

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  • snyk-id

    SNYK-GOLANG-GITHUBCOMKATACONTAINERSRUNTIMEVIRTCONTAINERS-1048860

  • published

    9 Dec 2020

  • disclosed

    8 Dec 2020

  • credit

    Unknown

How to fix?

Upgrade github.com/kata-containers/runtime/virtcontainers to version 1.11.5 or higher.

Overview

github.com/kata-containers/runtime/virtcontainers is a manages hardware virtualized containers. Each container belongs to a set of containers sharing the same networking namespace and storage, also known as a sandbox.

Affected versions of this package are vulnerable to Privilege Escalation. The runtime will execute binaries given using annotations without any kind of validation. Someone who is granted access rights to a cluster will be able to have kata-runtime execute arbitrary binaries as root on the worker nodes.

References