Main Vulnerability Database Vulnerabilities #VU60453

#VU60453 Input validation error in Java client for Kubernetes & OpenShift - CVE-2021-4178

Published: February 9, 2022

Vulnerability identifier: #VU60453

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-4178

CWE-ID: CWE-20

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Java client for Kubernetes & OpenShift

Software vendor:
fabric8io

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of user-supplied input when parsing YAML files. A local user can supply a specially crafted YAML file and execute arbitrary code with elevated privileges.

Remediation

Install updates from vendor's website.

External links

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