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Access Restriction Bypass Affecting github.com/kubernetes/kubernetes/pkg/apis/apps/validation package, versions <1.21.0-rc.0

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Privileges Required High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.07% (29th percentile)
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NVD
6.5 medium
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Red Hat
6.5 medium

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  • Snyk ID SNYK-GOLANG-GITHUBCOMKUBERNETESKUBERNETESPKGAPISAPPSVALIDATION-1246527
  • published 15 Apr 2021
  • disclosed 14 Apr 2021
  • credit Unknown
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Introduced: 14 Apr 2021

CVE-2021-25735 Open this link in a new tab
CWE-284 Open this link in a new tab

How to fix?

Upgrade github.com/kubernetes/kubernetes/pkg/apis/apps/validation to version 1.21.0-rc.0 or higher.

Overview

github.com/kubernetes/kubernetes/pkg/apis/apps/validation is a Kubernetes, also known as K8s, is an open source system for managing containerized applications across multiple hosts. It provides basic mechanisms for deployment, maintenance, and scaling of applications.

Affected versions of this package are vulnerable to Access Restriction Bypass. Validating Admission Webhook does not observe some previous fields. A vulnerability was found in kube-apiserver that could allow node updates to bypass a Validating Admission Webhook. The highest threat from this vulnerability is to integrity and availability.