Information Exposure Affecting openshift-hyperkube package, versions <0:4.3.25-202006060952.git.1.96c30f6.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.1% (42nd percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL7-OPENSHIFTHYPERKUBE-3376536
  • published26 Mar 2023
  • disclosed1 Jun 2020

Introduced: 1 Jun 2020

CVE-2020-8555  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade RHEL:7 openshift-hyperkube to version 0:4.3.25-202006060952.git.1.96c30f6.el7 or higher.
This issue was patched in RHSA-2020:2440.

NVD Description

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

The Kubernetes kube-controller-manager in versions v1.0-1.14, versions prior to v1.15.12, v1.16.9, v1.17.5, and version v1.18.0 are vulnerable to a Server Side Request Forgery (SSRF) that allows certain authorized users to leak up to 500 bytes of arbitrary information from unprotected endpoints within the master's host network (such as link-local or loopback services).

CVSS Scores

version 3.1