Security Bulletin: IBM MQ and IBM WebSphere MQ invalid requests could cause denial of service to MQXR listener (CVE-2016-8986)

Summary

Invalid HTTP requests could cause a denial of service to the IBM MQ MQXR listener.

Vulnerability Details

CVEID: CVE-2016-8986**
DESCRIPTION:** IBM WebSphere MQ could allow an authenticated user with access to the queue manager to bring down MQ channels using specially crafted HTTP requests.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/118981 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:N/A:L)

Affected Products and Versions

IBM WebSphere MQ V7.5

IBM WebSphere MQ 7.5.0.0 - 7.5.0.7 maintenance levels

IBM MQ V8.0

IBM MQ 8.0.0.0 - 8.0.0.5 maintenance levels

IBM MQ V9 CD

IBM MQ 9.0.1 only

IBM MQ V9 LTS

IBM MQ 9.0.0.0 only

Remediation/Fixes

IBM WebSphere MQ V7.5

Apply 7.5.0.8 maintenance level

IBM MQ V8.0

Apply 8.0.0.6 maintenance level

IBM MQ V9 CD

Upgrade to 9.0.2

IBM MQ V9 LTS

Apply Fix Pack 9.0.0.1

Workarounds and Mitigations

None.