CVE-2021-4178

Description

A arbitrary code execution flaw was found in the Fabric 8 Kubernetes client affecting versions 5.0.0-beta-1 and above. Due to an improperly configured YAML parsing, this will allow a local and privileged attacker to supply malicious YAML.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.09%
Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a kubernetes-client
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2034388 issue tracking vendor advisory
https://access.redhat.com/security/cve/CVE-2021-4178 vendor advisory
https://github.com/advisories/GHSA-98g7-rxmf-rrxm third party advisory
https://github.com/fabric8io/kubernetes-client/issues/3653 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-4178?
CVE-2021-4178 has been scored as a medium severity vulnerability.
How to fix CVE-2021-4178?
To fix CVE-2021-4178, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-4178 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-4178 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-4178?
CVE-2021-4178 affects n/a kubernetes-client.
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