Privilege Escalation Affecting github.com/kata-containers/runtime/virtcontainers package, versions <1.11.5


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.61% (79th percentile)

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  • Snyk IDSNYK-GOLANG-GITHUBCOMKATACONTAINERSRUNTIMEVIRTCONTAINERS-1048860
  • published9 Dec 2020
  • disclosed8 Dec 2020
  • creditUnknown

Introduced: 8 Dec 2020

CVE-2020-27151  (opens in a new tab)
CWE-264  (opens in a new tab)

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

CVSS Scores

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