Security Bulletin: Infosphere BigInsights is affected by a vulnerability in DB2 that allows users to truncate any table even though the owner of the table has not granted any privilege to any user/role/group (CVE-2015-5020).

Security Bulletin

Summary

Infosphere BigInsights is affected by a vulnerability in DB2 that allows users to truncate any table even though the owner of the table has not granted any privilege to any user/role/group. (CVE-2015-5020). The vulnerability exists in the Big SQL server component included in BigInsights.

Vulnerability Details

CVEID: CVE-2015-5020
DESCRIPTION: IBM Infosphere BigInsights could allow an authenticated user of the BigSQL database to truncate any table in the whole database even though user doesn't have the proper privileges on that particular table.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/106496 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM InfoSphere BigInsights: 3.0, 3.0.0.1, 3.0.0.2, 4.0

Remediation/Fixes

For affected versions, apply the interim fix from Fix Central by following instructions in Readme.

BigInsights Version	Fix Central Link to DB2 installable image	Readme
3.0 / 3.0.0.1	3.0 / 3.0.0.1 Build	BigInsights 3.0.0.1 Readme for CVE-2015-5020.docx
3.0.0.2	3.0.0.2 Build	BigInsights 3.0.0.2 Readme for CVE-2015-5020.docx
4.0	4.0 Build	BigInsights 4.0 Readme for CVE-2015-5020.docx

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References

Complete CVSS v2 Guide
On-line Calculator v2

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Change History

16 December 2015: Original Version Published

*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.

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Tips

Security Bulletin: Infosphere BigInsights is affected by a vulnerability in DB2 that allows users to truncate any table even though the owner of the table has not granted any privilege to any user/role/group (CVE-2015-5020).