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Improper Input Validation Affecting k8s.io/kubernetes/pkg/apiserver package, versions >=1.0.0 <1.13.12 >=1.14.0 <1.14.8 >=1.15.0 <1.15.5 >=1.16.0 <1.16.2

0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 1.91% (88th percentile)
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NVD
7.5 high
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Red Hat
7.5 high

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  • Snyk ID SNYK-GOLANG-K8SIOKUBERNETESPKGAPISERVER-1050879
  • published 13 Dec 2020
  • disclosed 13 Dec 2020
  • credit Unknown
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Introduced: 13 Dec 2020

CVE-2019-11253 Open this link in a new tab
CWE-20 Open this link in a new tab
CWE-776 Open this link in a new tab

How to fix?

Upgrade k8s.io/kubernetes/pkg/apiserver to version 1.13.12, 1.14.8, 1.15.5, 1.16.2 or higher.

Overview

k8s.io/kubernetes/pkg/apiserver is a Production-Grade Container Scheduling and Management.

Affected versions of this package are vulnerable to Improper Input Validation. It allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming unavailable.