Security Bulletin: Vulnerability in Apache Solr affecting Watson Knowledge Catalog for IBM Cloud Pak for Data

Summary

There is a missing authorization vulnerability in the Apache Solr service that is distributed as part of Watson Knowledge Catalog for IBM Cloud Pak for Data. The issue is now addressed.

Vulnerability Details

CVEID:CVE-2020-13957
**DESCRIPTION:**Apache Solr could allow a remote attacker to bypass security restrictions, caused by improper access control by the Configsets API. By using a combination of UPLOAD/CREATE actions, an attacker could exploit this vulnerability to bypass the checking mechanism for features considered as dangerous.
CVSS Base score: 9.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189644 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L)

Affected Products and Versions

Remediation/Fixes

Watson Knowledge Catalog for IBM Cloud Pak for Data 2.5: install WKC patch 11: <https://www.ibm.com/support/pages/node/5693666#%23250&gt;

Watson Knowledge Catalog for IBM Cloud Pak for Data 3.0: install WKC patch 6: <https://www.ibm.com/support/pages/node/5693666#%23301&gt;

Workarounds and Mitigations

The Apache Solr service is not exposed outside of the OpenShift cluster hosting Cloud Pak for Data which is limiting the ability to exploit this vulnerability.