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Security Bulletin: IBM MQ is vulnerable to a privilege escalation attack due to incorrect permissions on MQ directories. (CVE-2019-4078)

Security Bulletin


Summary

IBM MQ server or client installations on Microsoft Windows could allow a local non privileged user to execute code as an administrator due to incorrect permissions set on MQ installation directories.

Vulnerability Details

CVEID: CVE-2019-4078
DESCRIPTION: IBM MQ could allow a local non privileged user to execute code as an administrator due to incorrect permissions set on MQ installation directories.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/157190 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

IBM MQ V8
versions 8.0.0.0 - 8.0.0.11
 
IBM MQ V9 LTS
versions 9.0.0.0 - 9.0.0.5
 
IBM MQ V9.1 LTS
versions 9.1.0.0 - 9.1.0.1
IBM MQ V9.1 CD
version 9.1.1

Remediation/Fixes

IBM MQ V8
 
IBM MQ V9 LTS
 
IBM MQ V9.1 LTS
IBM MQ V9.1 CD

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Off

Change History

16 May 2019: Original version published
8 November 2019: Updated summary for clarification on components affected.

*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

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.

Internal Use Only

Product Record: 130559
Advisory: 15113

Document Location

Worldwide

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Document Information

Modified date:
08 November 2019

UID

ibm10872876