Security Bulletin
Summary
There is an XML External Entity Injection (XXE) vulnerability in the Apache Standard Taglibs that affects IBM WebSphere Application Server.
Vulnerability Details
CVEID: CVE-2015-0254
DESCRIPTION: Apache Standard Taglibs could allow a remote attacker to execute arbitrary code on the system, caused by an XML External Entity Injection (XXE) error when processing XML data. By sending specially-crafted XML data, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101550 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Affected Products and Versions
This vulnerability affects all versions of Liberty for Java in IBM Bluemix up to and including v2.9.
Remediation/Fixes
To upgrade to Liberty for Java v3.0-20160608-1450 or higher, you must re-stage or re-push your application. To check which version of the Liberty for Java runtime your Bluemix application is using, navigate to the "Files" menu item for your application through the Bluemix UI. In the "logs" directory, check the "staging_task.log".
You can also find this file through the command-line Cloud Foundry client by running the following command:
cf files <appname> logs/staging_task.log
You can see
-----> Liberty Buildpack Version: _________
To re-stage your application using the command-line Cloud Foundry client, use the following command:
cf restage <appname>
To re-push your application using the command-line Cloud Foundry client, use the following command:
cf push <appname>
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References
Change History
24 June 2016: original document published
12 Sept 2016: Updated CVS information
*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.
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Document Information
Modified date:
15 June 2018
UID
swg21985531