Security Bulletin: IBM MQ and IBM MQ Appliance MQOPEN call might succeed when it should have failed. (CVE-2017-1341 )

Summary

MQOPEN call might succeed when it should have failed, when using generic profile authority matching for remotely defined MQ object.

Vulnerability Details

CVEID: CVE-2017-1341**
DESCRIPTION:** IBM WebSphere MQ could allow, under special circumstances, an unauthorized user to access an object which they should have been denied access.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/126456 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N)

Affected Products and Versions

IBM MQ V8

Maintenance levels 8.0.0.0 - 8.0.0.7

IBM MQ Appliance V8

Maintenance levels between 8.0.0.0 and 8.0.0.7

IBM MQ V9

Maintenance levels 9.0.0.0 - 9.0.0.1

IBM MQ V9 CD

IBM MQ 9.0.1 - 9.0.3

IBM MQ Appliance V9 CD

IBM MQ Appliance 9.0.1 - 9.0.3

Remediation/Fixes

IBM MQ V8.0 & IBM MQ Appliance V8.0
Apply fix pack 8.0.0.8
Apply fix pack 8.0.0.8 for IBM MQ Appliance
IBM MQ V9
Apply Fix Pack 9.0.0.2
IBM MQ V9 CD
Upgrade to 9.0.4
IBM MQ Appliance V9 CD
Upgrade to 9.0.4

Workarounds and Mitigations

None.