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

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 [http://cve.mitre.org/cgi-bin/cvename.cgi?name=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 [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 [http://www-01.ibm.com/support/docview.wss?uid=swg22010861&myns=swgws&mynp=OCSSFKSJ&mync=R&cm_sp=swgws-_-OCSSFKSJ-_-R]
Apply fix pack 8.0.0.8 for IBM MQ Appliance [http://www-01.ibm.com/support/docview.wss?uid=swg22010861&myns=swgws&mynp=OCSSFKSJ&mync=R&cm_sp=swgws-_-OCSSFKSJ-_-R]
IBM MQ V9
Apply Fix Pack 9.0.0.2 [http://www-01.ibm.com/support/docview.wss?uid=swg24044038]
IBM MQ V9 CD
Upgrade to 9.0.4 [http://www-01.ibm.com/support/docview.wss?uid=swg24043348]
IBM MQ Appliance V9 CD
Upgrade to 9.0.4 [http://www-01.ibm.com/support/docview.wss?uid=swg24043348]

WORKAROUNDS AND MITIGATIONS
None.

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REFERENCES
Complete CVSS v3 Guide [http://www.first.org/cvss/user-guide] 
On-line Calculator v3 [http://www.first.org/cvss/calculator/3.0] 

RELATED INFORMATION
IBM Secure Engineering Web Portal [http://www.ibm.com/security/secure-engineering/bulletins.html] 
IBM Product Security Incident Response Blog [http://www.ibm.com/blogs/psirt] 

CHANGE HISTORY
 30 Nov 2017: Initial version 

*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.
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CVEID: CVE-2017-1341 [http://cve.mitre.org/cgi-bin/cvename.cgi?name=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 [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)