CVE-2021-20218

moderate-risk
Published 2021-03-16

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

Do I need to act?

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0.59% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.4/10 High
NETWORK / HIGH complexity

Affected Products (9)

Kubernetes-Client
A-Mq Online
Codeready Studio
Descision Manager

Affected Vendors

39
/ 100
moderate-risk
Severity 22/34 · High
Exploitability 2/34 · Minimal
Exposure 15/34 · Moderate