CVE-2020-8558: GO-2022-0885 - Improper Authentication in Kubernetes in k8s.io/kubernetes

CVE-2020-8558 · Severity: low · CVSS 3.1 · Published 2024-08-21

Improper Authentication in Kubernetes in k8s.io/kubernetes

Technologies: k8s.io/kubernetes (Go). Vendors: Go.

Quick answers

Is CVE-2020-8558 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2020-8558 being exploited in the wild.
How severe is CVE-2020-8558?
Low severity, with a CVSS score of 3.1, published 21 August 2024.
Which products and versions are affected?
k8s.io/kubernetes (Go) SEMVER:introduced=0,fixed=1.16.11,introduced=1.17.0,fixed=1.17.7,introduced=1.18.0,fixed=1.18.4, SEMVER:introduced=1.18.0,fixed=1.18.4.
Is there a fix for CVE-2020-8558?
Yes. k8s.io/kubernetes (Go): upgrade to 1.18.4 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2020-8558?
Check whether you run 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

  • k8s.io/kubernetes (Go): upgrade to 1.18.4 or later
    go get k8s.io/kubernetes@v1.18.4

Affected products

  • k8s.io/kubernetes (Go) SEMVER:introduced=0,fixed=1.16.11,introduced=1.17.0,fixed=1.17.7,introduced=1.18.0,fixed=1.18.4, SEMVER:introduced=1.18.0,fixed=1.18.4

Identifiers

  • CVE-2020-8558
  • GHSA-wqv3-8cm6-h6wg
  • GO-2022-0885

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