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  5. CVE-2020-8565

CVE-2020-8565: Inclusion of Sensitive Information in Log Files

December 7, 2020 (updated December 8, 2020)

In Kubernetes, if the logging level is set to at least 9, authorization and bearer tokens will be written to log files. This can occur both in API server logs and client tool output like kubectl.

References

  • nvd.nist.gov/vuln/detail/CVE-2020-8565

Code Behaviors & Features

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Affected versions

All versions starting from 1.17.0 before 1.17.16, all versions starting from 1.18.0 before 1.18.14, all versions starting from 1.19.0 before 1.19.6

Fixed versions

  • 1.17.16
  • 1.18.14
  • 1.19.6
  • 1.20.0

Solution

Upgrade to version 1.17.16, 1.18.14, 1.19.6, 1.20.0 or above.

Impact 5.5 MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Learn more about CVSS

Weakness

  • CWE-532: Insertion of Sensitive Information into Log File

Source file

go/k8s.io/kubernetes/pkg/apis/apps/validation/CVE-2020-8565.yml

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