Security Bulletin
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
Affected Product(s) | Version(s) |
Watson Knowledge Catalog for IBM Cloud Pak for Data | 3.0 |
Watson Knowledge Catalog for IBM Cloud Pak for Data | 2.5 |
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
Watson Knowledge Catalog for IBM Cloud Pak for Data 3.0: install WKC patch 6: https://www.ibm.com/support/pages/node/5693666#%23301
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.
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References
Change History
13 Jan 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
14 January 2021
UID
ibm16404328