CVE Vulnerability

CVE-2021-20218

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

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.4 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

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

Configuration 1

cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:kubernetes-client:*:*:*:*:*:*:*:*
cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:process_automation:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:descision_manager:7.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:codeready_studio:12.0:*:*:*:*:*:*:*
cpe:2.3:a:redhat:build_of_quarkus:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:integration_camel_k:-:*:*:*:*:*:*:*
cpe:2.3:a:redhat:a-mq_online:-:*:*:*:*:*:*:*
Information

Published : 2021-03-16 09:15

Updated : 2021-03-25 06:43

NVD link : CVE-2021-20218

Mitre link : CVE-2021-20218

Products Affected

A-mq Online

Redhat

CWE
CWE-22