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CVE-2021-4178

Good to know:

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Date: August 24, 2022

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.

Language: Java

Severity Score

Related Resources (9)

https://access.redhat.com/security/cve/CVE-2021-4178
https://github.com/advisories/GHSA-98g7-rxmf-rrxm
https://www.mend.io/vulnerability-database/CVE-2021-4178
https://github.com/fabric8io/kubernetes-client/issues/3653
https://github.com/fabric8io/kubernetes-client
https://nvd.nist.gov/vuln/detail/CVE-2021-4178
https://bugzilla.redhat.com/show_bug.cgi?id=2034388
https://github.com/fabric8io/kubernetes-client/commit/445103004d1ed3153d5abb272473451d05891e39
https://www.mend.io/vulnerability-database/CVE-2021-4178

Severity Score

Weakness Type (CWE)

Improper Control of Generation of Code ('Code Injection')

CWE-94

Deserialization of Untrusted Data

CWE-502

Top Fix

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Upgrade Version

Upgrade to version io.fabric8:kubernetes-client:5.0.3;io.fabric8:kubernetes-client:5.11.2;io.fabric8:kubernetes-client:5.1.2;io.fabric8:kubernetes-client:5.3.2;io.fabric8:kubernetes-client:5.7.4;io.fabric8:kubernetes-client:5.8.1;io.fabric8:kubernetes-client:5.10.2

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): HIGH
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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