CVE-2021-20218

HIGH

Redhat Kubernetes-client < 4.7.2 - Path Traversal

Title source: rule
STIX 2.1

Description

A flaw was found in the fabric8 kubernetes-client in version 4.2.0 and after. This flaw allows a malicious pod/container to cause applications using the fabric8 kubernetes-client `copy` command to extract files outside the working path. The highest threat from this vulnerability is to integrity and system availability. This has been fixed in kubernetes-client-4.13.2 kubernetes-client-5.0.2 kubernetes-client-4.11.2 kubernetes-client-4.7.2

References (2)

Core 2
Core References
Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1923405
Patch, Third Party Advisory x_refsource_misc
https://github.com/fabric8io/kubernetes-client/issues/2715

Scores

CVSS v3 7.4
EPSS 0.0059
EPSS Percentile 69.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

Details

CWE
CWE-22
Status published
Products (10)
io.fabric8/kubernetes-client 4.2.0 - 4.7.2Maven
redhat/a-mq_online
redhat/build_of_quarkus
redhat/codeready_studio 12.0
redhat/descision_manager 7.0
redhat/integration_camel_k
redhat/jboss_fuse 7.0.0
redhat/kubernetes-client 4.2.0 - 4.7.2
redhat/openshift_container_platform 3.11
redhat/process_automation 7.0
Published Mar 16, 2021
Tracked Since Feb 18, 2026