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Security Bulletin: IBM Integration Bus and WebSphere Message Broker SOAP FLOWS are vulnerable to XML external entity attack (CVE-2016-9706)

Security Bulletin


Summary

IBM Integration Bus and WebSphere Message Broker SOAP FLOWS are vulnerable to XML external entity attack. 

Vulnerability Details

CVEID: CVE-2016-9706
DESCRIPTION:
IBM Integration Bus and WebSphere Message Broker SOAP FLOWS are vulnerable to a denial of service attack, caused by an XML External Entity Injection (XXE) error when processing XML data. A remote attacker could exploit this vulnerability to expose highly sensitive information or consume all available memory resources.
CVSS Base Score: 8.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/119580 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:N/A:L)

Affected Products and Versions

IBM Integration Bus V10.0 & V9.0

WebSphere Message Broker V8.0

Remediation/Fixes

Product VRMF APAR Remediation/Fix
IBM Integration Bus V10 IT14799 The APAR is available in fix pack 10.0.0.5

http://www-01.ibm.com/support/docview.wss?uid=swg24042299

IBM Integration Bus V9 IT14799 The APAR is available in fix pack 9.0.0.6

http://www-01.ibm.com/support/docview.wss?uid=swg24042598

WebSphere Message Broker V8 IT14799 The APAR is available in fix pack 8.0.0.8

http://www-01.ibm.com/support/docview.wss?uid=swg24042925

For unsupported versions of the product, IBM recommends upgrading to a fixed, supported version/release/platform of the product.

The planned maintenance release dates for WebSphere Message Broker and IBM Integration Bus are available at :
http://www.ibm.com/support/docview.wss?rs=849&uid=swg27006308

Workarounds and Mitigations

None known

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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

Acknowledgement

None

Change History

10 Feb 2017 - Original 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.

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.

Cross reference information
Segment Product Component Platform Version Edition
Business Integration WebSphere Message Broker AIX, HP-UX, Linux, Solaris, Windows 8.0

Product Alias/Synonym

WMB IIB

Document information

More support for: IBM Integration Bus

Software version: 9.0, 10.0

Operating system(s): AIX, HP-UX, Linux, Solaris, Windows

Reference #: 1997918

Modified date: 13 February 2017