CVE-2021-20218

EPSS 1.3%CWE-22

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

16 Mar 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

n/a · fabric8-kubernetes-client

References

https://bugzilla.redhat.com/show_bug.cgi?id=1923405 https://github.com/fabric8io/kubernetes-client/issues/2715