Security Bulletin: Data masking rules are not enforced when CREATE TABLE AS SELECT statement is executed in IBM Data Virtualization on Cloud Pak for Data

Security Bulletin

Summary

There is a defect in IBM Data Virtualization on Cloud Pak for Data where Watson Knowledge Catalog data masking rules will not be enforced when a user executes CREATE TABLE AS (SELECT …) WITH DATA statement successfully. The newly created table will contain unmasked data.

Vulnerability Details

CVEID: CVE-2021-38971
DESCRIPTION: IBM Data Virtualization on Cloud Pak for Data could allow an authorized user to bypass data masking rules and obtain sensitve information.
CVSS Base score: 4.9
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/212620 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Affected Product(s)	DV Version(s)	CPD Version(s)
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.3.0	2.5.0
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.4.1	3.0.1
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.5.0	3.5, 3.5 Refresh 1 - 9
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.7.1 - 1.7.3	4.0 Refresh 1 - 3
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.7.3	4.0 Refresh 4

Remediation/Fixes

Affected Product(s)	DV Version(s)	CPD Version(s)	Fixes
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.3.0	2.5.0	Upgrade to version 1.5.0 patch version 1.5.0.0-270 (DV) / 3.5 Refresh 10 (CPD)
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.4.1	3.0.1	Upgrade to version 1.5.0 patch version 1.5.0.0-270 (DV) / 3.5 Refresh 10 (CPD)
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.5.0	3.5, 3.5 Refresh 1 - 9	Apply patch version 1.5.0.0-270 (DV) / 3.5 Refresh 10 (CPD)
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.7.1 - 1.7.3	4.0 Refresh 1 - 3	Update to version 1.7.5 (DV) / 4.0 Refresh 5 (CPD)
IBM Data Virtualization(DV) on Cloud Pak for Data(CPD)	1.7.3	4.0 Refresh 4	Update to version 1.7.5 (DV) / 4.0 Refresh 5 (CPD)

You must update the Cloud Pak for Data platform to version 4.0 Refresh 5 to install the fix for Data Virtualization.

To update Cloud Pak for Data platform to 4.0 Refresh 5, see the following links:

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

Change History

25 Jan 2022: 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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Tips

Security Bulletin: Data masking rules are not enforced when CREATE TABLE AS SELECT statement is executed in IBM Data Virtualization on Cloud Pak for Data