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AUSCERT External Security Bulletin Redistribution
Security Bulletin: IBM WebSphere MQ proliferation of channel
agents causes denial of service (CVE-2017-1145)
6 March 2017
AusCERT Security Bulletin Summary
Product: IBM WebSphere MQ
Operating System: AIX
Impact/Access: Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2017-1145
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Security Bulletin: IBM WebSphere MQ proliferation of channel agents causes
denial of service (CVE-2017-1145)
More support for: WebSphere MQ
Channels LU62 / TCP
Software version: 184.108.40.206
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows
Software edition: All Editions
Reference #: 1999672
Modified date: 03 March 2017
Threaded channel agents (amqrmppa) might not terminate when they are no
longer required. This can lead to a denial of service through exhausting
DESCRIPTION: IBM WebSphere MQ does not properly terminate channel agents
when they are no longer needed which could allow a user to cause a denial
of service through resource exhaustion.
CVSS Base Score: 8.6
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/122198 for the
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H)
Affected Products and Versions
IBM WebSphere MQ V8
The only maintenance level that is affected by this vulnerability is 220.127.116.11.
IBM WebSphere MQ V8
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03 March 2017: Initial 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.
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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