CVE-2020-8564: GO-2021-0066 - Sensitive information leak via log file in k8s.io/kubernetes

CVE-2020-8564 · Severity: low · CVSS 3.1 · Published 2021-04-14

Sensitive information leak via log file in k8s.io/kubernetes

Technologies: github.com/kubernetes/kubernetes (Go), k8s.io/kubernetes (Go). Vendors: Go.

Quick answers

Is CVE-2020-8564 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2020-8564 being exploited in the wild.
How severe is CVE-2020-8564?
Low severity, with a CVSS score of 3.1, published 14 April 2021.
Which products and versions are affected?
github.com/kubernetes/kubernetes (Go) SEMVER:introduced=1.19.0,fixed=1.19.3; k8s.io/kubernetes (Go) SEMVER:introduced=0,fixed=1.20.0-alpha.1.
Is there a fix for CVE-2020-8564?
Yes. github.com/kubernetes/kubernetes (Go): upgrade to 1.19.3 or later; k8s.io/kubernetes (Go): upgrade to 1.20.0-alpha.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2020-8564?
Check whether you run github.com/kubernetes/kubernetes (Go) or k8s.io/kubernetes (Go) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • github.com/kubernetes/kubernetes (Go): upgrade to 1.19.3 or later
    go get github.com/kubernetes/kubernetes@v1.19.3
  • k8s.io/kubernetes (Go): upgrade to 1.20.0-alpha.1 or later
    go get k8s.io/kubernetes@v1.20.0-alpha.1

Affected products

  • github.com/kubernetes/kubernetes (Go) SEMVER:introduced=1.19.0,fixed=1.19.3
  • k8s.io/kubernetes (Go) SEMVER:introduced=0,fixed=1.20.0-alpha.1

Identifiers

  • CVE-2020-8564
  • GHSA-8mjg-8c8g-6h85
  • GO-2021-0066

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