CVE-2020-10749 Affecting kubernetes-cni package, versions <0:0.7.1-1.0.1.el7


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
2.09% (82nd percentile)

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  • Snyk IDSNYK-ORACLE7-KUBERNETESCNI-2575680
  • published10 Apr 2022
  • disclosed3 Jun 2020

Introduced: 3 Jun 2020

CVE-2020-10749  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kubernetes-cni to version 0:0.7.1-1.0.1.el7 or higher.
This issue was patched in ELSA-2020-5725.

NVD Description

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

A vulnerability was found in all versions of containernetworking/plugins before version 0.8.6, that allows malicious containers in Kubernetes clusters to perform man-in-the-middle (MitM) attacks. A malicious container can exploit this flaw by sending rogue IPv6 router advertisements to the host or other containers, to redirect traffic to the malicious container.

CVSS Base Scores

version 3.1