Security Bulletin
Summary
IBM Integration Bus and WebSphere Message Broker are affected by Open Source Apache Xerces-C XML parser vulnerabilities.
Vulnerability Details
CVEID: CVE-2016-0729
DESCRIPTION: Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by improper bounds checking during processing and error reporting. By sending specially crafted input documents, an attacker could exploit this vulnerability to cause the library to crash or possibly execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/111028 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2016-4463
DESCRIPTION: Apache Xerces-C XML Parser library is vulnerable to a denial of service, caused by a stack-based buffer overflow when parsing a deeply nested DTD. A remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114596 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
IBM Integration Bus V10 and V9
WebSphere Message Broker V8
Remediation/Fixes
Product | VRMF | APAR | Remediation/Fix |
IBM Integration Bus | V10 | IT17046 | The APAR is available in Fix Pack 10.0.0.7 for all platforms except PPC-LE. https://www-304.ibm.com/support/docview.wss?uid=swg24043068 If you require a fix for PPCLE, please contact IBM support. |
IBM Integration Bus | V9 | IT17046 | The APAR is available in Fix Pack 9.0.0.7 http://www-01.ibm.com/support/docview.wss?uid=swg24043227 |
WebSphere Message Broker | V8 | IT17046 | The APAR is available in Fix Pack 8.0.0.8 https://www-304.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?uid=swg27006308
Workarounds and Mitigations
None
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Important Note
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References
Change History
6 December 2016 - Original version published
27 January 2017 - V9 fix links added
1 Feb 2017 - Text correction
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Product Synonym
WMB IIB
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Document Information
Modified date:
23 March 2020
UID
swg21985691