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

Summary

There is a man-in-the-middle attack vulnerability in the Apache Cassandra service packaged as part of Watson Knowledge Catalog for IBM Cloud Pak for Data. The issue is now addressed.

Vulnerability Details

CVEID:CVE-2020-13946
**DESCRIPTION:**Apache Cassandra is vulnerable to a man-in-the-middle attack, caused by a RMI rebind vulnerability. By manipulating the RMI registry, an attacker could exploit this vulnerability to launch a man-in-the-middle attack and obtain user names and passwords used to access the JMX interface.
CVSS Base score: 6.2
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/187592 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

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