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AUSCERT External Security Bulletin Redistribution
ESB-2018.1338
Vulnerabilities in IBM WebSphere MQ Managed File Transfer component
2 May 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere MQ
Publisher: IBM
Operating System: Windows
Linux variants
AIX
HP-UX
Solaris
IBM i
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2016-1000031
Reference: ESB-2017.3098
ESB-2017.3070
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22011788
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Security Bulletin: Apache Commons FileUpload Vulnerabilities in IBM WebSphere
MQ Managed File Transfer component (CVE-2016-1000031)
Document information
More support for: WebSphere MQ
WMQ File Transfer Edition
Software version: 7.5, 8.0
Operating system(s): Platform Independent
Software edition: Edition Independent
Reference #: 2011788
Modified date: 01 May 2018
Security Bulletin
Summary
The DiskFileItem class in Apache Commons Fileupload before 1.3.3, as used in
IBM WebSphere MQ Managed File Transfer, specifically the Web Gateway component,
allows remote attackers to execute arbitrary code under current context of the
current process causing an undefined behavior.
Vulnerability Details
CVEID: CVE-2016-1000031
DESCRIPTION: Apache Commons FileUpload, as used in IBM WebSphere MQ Managed
File Transfer, specifically the Web Gateway component, could allow a remote
attacker to execute arbitrary code on the system, caused by deserialization of
untrusted data in DiskFileItem class of the FileUpload library. A remote
attacker could exploit this vulnerability to execute arbitrary code under the
context of the current process.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
117957 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
IBM WebSphere MQ v7.5.0.0 to v7.5.0.8
IBM WebSphere MQ v8.0.0.0 to v8.0.0.8
Remediation/Fixes
IBM WebSphere MQ v7.5.0.0 to v7.5.0.8
Update to, if not already, IBM WebSphere fix pack 7.5.0.8 and then apply
interim fix 7.5.0.8-WS-MQ-MFT-IT23627
IBM WebSphere MQ v8.0.0.0 to v8.0.0.8
Apply fix pack 8.0.0.9
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
Complete CVSS v3 Guide
On-line Calculator v3
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
30 April 2018 Draft 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
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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