Improper Input Validation Affecting openshift-clients package, versions <0:4.8.0-202106281541.p0.git.1077b05.assembly.stream.el7


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.06% (28th percentile)

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  • Snyk IDSNYK-RHEL7-OPENSHIFTCLIENTS-5245583
  • published26 Mar 2023
  • disclosed18 May 2021

Introduced: 18 May 2021

CVE-2021-25737  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:7 openshift-clients to version 0:4.8.0-202106281541.p0.git.1077b05.assembly.stream.el7 or higher.
This issue was patched in RHSA-2021:2437.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openshift-clients package and not the openshift-clients package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs.

CVSS Scores

version 3.1