Security Bulletin
Summary
An invalid TSH flow could result in the termination of any channels running on threads within the same responding MCA process on the HP-UX platform.
Vulnerability Details
CVEID: CVE-2016-8915
DESCRIPTION: For an authenticated user with access to the queue manager and queue, IBM MQ might allow that user to deny service to other channels running under the same process.
CVSS Base Score: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118471 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM WebSphere MQ V7.1 (HP-UX platform)
IBM WebSphere MQ V7.1.0.7 and earlier maintenance levels.
IBM WebSphere MQ V7.5 (HP-UX platform)
IBM WebSphere MQ V7.5.0.7 and earlier maintenance levels.
IBM MQ V8.0 (HP-UX platform)
IBM MQ V8.0.0.5 and earlier maintenance levels.
IBM MQ V9.0 (HP-UX platform)
IBM MQ V9.0.0.0
Remediation/Fixes
IBM WebSphere MQ V7.1 (HP-UX platform)
Apply 7.1.0.8 or above maintenance level
IBM WebSphere MQ V7.5 (HP-UX platform)
Apply 7.5.0.8 maintenance level.
IBM MQ V8.0 (HP-UX platform)
Apply 8.0.0.6 maintenance level.
IBM MQ V9.0 (HP-UX platform)
Apply 9.0.0.1 maintenance level
Workarounds and Mitigations
None.
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Important Note
IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.
References
Change History
02 Jan 2018: Updated version published
20 Feb 2017: 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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Document Information
Modified date:
15 June 2018
UID
swg21998649