CVE-2020-10749 Affecting kubeadm package, versions <0:1.17.6-1.0.2.el7


Severity

Recommended
high

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.09% (41st percentile)

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  • Snyk ID SNYK-ORACLE7-KUBEADM-2575073
  • published 10 Apr 2022
  • disclosed 3 Jun 2020

How to fix?

Upgrade Oracle:7 kubeadm to version 0:1.17.6-1.0.2.el7 or higher.
This issue was patched in ELSA-2020-5726.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kubeadm package and not the kubeadm 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 Scores

version 3.1
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NVD

6 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Changed
  • Confidentiality (C)
    Low
  • Integrity (I)
    Low
  • Availability (A)
    Low
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SUSE

6 medium
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Red Hat

6 medium