Security Bulletin: IBM® Intelligent Operations Center has a weak user-creation policy (CVE-2019-4066)

Security Bulletin

Summary

An authenticated user can create users with malformed user IDs in IBM® Intelligent Operations Center so that these new users cannot be deleted later from the system. Because the malformed users cannot be deleted at the application level, this is a denial of service issue.

Vulnerability Details

CVEID: CVE-2019-4066
DESCRIPTION: IBM Intelligent Operations Center (IOC) could allow an authenticated user to create arbitrary users which could cause ID management issues and result in code execution.
CVSS Base Score: 8.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/157011 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

This vulnerability affects the following products and versions:

IBM® Intelligent Operations Center V5.1.0 - V5.2.0
IBM® Intelligent Operations Center for Emergency Management V5.1.0 - V5.1.0.6
IBM® Water Operations for Waternamics V5.1.0 - V5.2.1.1

Remediation/Fixes

The recommended solution is to apply an interim fix that contains the fix for this issue as soon as practical.

Product	VRMF	APAR	Remediation/First Fix
IBM® Intelligent Operations Center	V5.2.0	PO08061	Interim fix PO08061, or later
IBM® Intelligent Operations Center	V5.1.0 - V5.1.0.14	PO08131	Interim fix PO08131, or later
IBM® Water Operations for Waternamics	V5.1.0 - V5.2.1.1	PO08061	Interim fix PO08061, or later

For information about the latest available updates for IBM® Intelligent Operations Center see IBM Intelligent Operations Center V5.2 installation updates.

Workarounds and Mitigations

None.

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Change History

31 May 2019: 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: IBM® Intelligent Operations Center has a weak user-creation policy (CVE-2019-4066)