CVE-2020-8554 Affecting kubectl package, versions <0:1.17.9-1.0.6.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.28% (69th percentile)

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  • Snyk IDSNYK-ORACLE7-KUBECTL-2595530
  • published10 Apr 2022
  • disclosed21 Jan 2021

Introduced: 21 Jan 2021

CVE-2020-8554  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kubectl to version 0:1.17.9-1.0.6.el7 or higher.
This issue was patched in ELSA-2021-9029.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kubectl package and not the kubectl package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

Kubernetes API server in all versions allow an attacker who is able to create a ClusterIP service and set the spec.externalIPs field, to intercept traffic to that IP address. Additionally, an attacker who is able to patch the status (which is considered a privileged operation and should not typically be granted to users) of a LoadBalancer service can set the status.loadBalancer.ingress.ip to similar effect.

CVSS Scores

version 3.1