CVE-2020-8559 (Medium) detected in github.com/kubernetes/apimachinery-kubernetes-1.13.2-beta.0

[mend-bolt-for-github]

CVE-2020-8559 - Medium Severity Vulnerability

Vulnerable Library - github.com/kubernetes/apimachinery-kubernetes-1.13.2-beta.0

Dependency Hierarchy:

• ❌ github.com/kubernetes/apimachinery-kubernetes-1.13.2-beta.0 (Vulnerable Library)

Found in HEAD commit: 529bd4477562304d2b7ce7774b0f2acd4b189154

Found in base branch: master

Vulnerability Details

The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise.

Publish Date: 2020-07-22

URL: CVE-2020-8559

CVSS 3 Score Details (6.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: Required
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: kubernetes/kubernetes#92914

Release Date: 2020-08-10

Fix Resolution: v1.18.6,v1.17.9,v1.16.13

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