IBM Support

Security Bulletin: ClassLoader manipulation with Apache Struts (CVE-2014-0114) and Denial Of Service vulnerability in Apache Commons FileUpload (CVE-2014-0050) affect IBM Business Process Manager (BPM) V8.5.5.0

Security Bulletin


Summary

Security vulnerabilities have been reported for the Apache Struts 1.1 and Apache Commons FileUpload libraries shipped with one component of IBM Business Process Manager V8.5.5.

Vulnerability Details

The vulnerable libraries are used only in an administrative user interface that, by default, is available only to one administrative user. Other usage of the same libraries in IBM Business Process Manager have been addressed by fixes detailed in the security bulletin links in the References section.
CVE ID: CVE-2014-0114

DESCRIPTION:
Apache Struts might allow a remote attacker to execute arbitrary code on the system, which is caused by the failure to restrict the setting of ClassflLoader attributes. An attacker might exploit this vulnerability using the class parameter of an ActionForm object to manipulate the ClassLoader and execute arbitrary code on the system.

CVSS:
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/92889 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVE ID: CVE-2014-0050

DESCRIPTION:
Apache Commons FileUpload and Tomcat are vulnerable to a denial of service, which is caused by the improper handling of Content-Type HTTP header for multipart requests. By sending a specially-crafted request, an attacker might exploit this vulnerability to cause the application to enter into an infinite loop.

CVSS:
CVSS Base Score: 5.0
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/90987 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Affected Products and Versions

  • IBM Business Process Manager Express V8.5.5
  • IBM Business Process Manager Standard V8.5.5
  • IBM Business Process Manager Advanced V8.5.5

Remediation/Fixes

The recommended solution is to install interim fix JR50538 on IBM Business Process Manager V8.5.5. JR50538 is available on Fix Central through the following links:

Workarounds and Mitigations

The vulnerable application is only required for IBM Support to gather additional information. By default, only a single administrative user (deployment environment administrator) can access the application. You can completely prevent access to the application by removing all users and groups from the Java™ Platform Enterprise Edition (Java EE) role mapping in this application.
In the WebSphere Administrative Console, navigate to Applications > Application Types > WebSphere Enterprise Applications > IBM_BPM_DocStoreAdmin_<clusterName> > Security role to user/group mapping. Remove all users and groups from the role mapping.

Get Notified about Future Security Bulletins

References

Complete CVSS v2 Guide
On-line Calculator v2

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

*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 IBM Business Process Manager Express Security Linux, Linux zSeries, Windows 8.5.5
Business Integration IBM Business Process Manager Standard AIX, Linux, Linux zSeries, Solaris, Windows 8.5.5

Product Alias/Synonym

BPM

Document information

More support for: IBM Business Process Manager Advanced
Security

Software version: 8.5.5

Operating system(s): AIX, Linux, Solaris, Windows

Reference #: 1678359

Modified date: 10 July 2014