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

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 Data3.0
Watson Knowledge Catalog for IBM Cloud Pak for Data2.5

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

Complete CVSS v3 Guide
On-line Calculator v3

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Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

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

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