CVE-2021-4178

moderate-risk

Published 2022-08-24

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.

Do I need to act?

0.10% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.7/10 Medium

LOCAL / LOW complexity

Affected Products (11)

Fabric8-Kubernetes

A-Mq Streams

Build Of Quarkus

Descision Manager

Fuse

Integration Camel K

Integration Camel Quarkus

Openshift Application Runtimes

Process Automation

Affected Vendors

Redhat

References (8)

Vendor Advisory https://access.redhat.com/security/cve/CVE-2021-4178

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2034388

Third Party Advisory https://github.com/advisories/GHSA-98g7-rxmf-rrxm

Issue Tracking https://github.com/fabric8io/kubernetes-client/issues/3653

Vendor Advisory https://access.redhat.com/security/cve/CVE-2021-4178

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2034388

Third Party Advisory https://github.com/advisories/GHSA-98g7-rxmf-rrxm

Issue Tracking https://github.com/fabric8io/kubernetes-client/issues/3653

/ 100

moderate-risk

Severity 21/34 · High

Exploitability 0/34 · Minimal

Exposure 16/34 · Moderate