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Security Bulletin: Vulnerability in Apache Commons affects IBM Sterling B2B Integrator (CVE-2015-7450)

Security Bulletin


Summary

An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by IBM Sterling B2B Integrator.

Vulnerability Details

CVE ID: CVE-2015-7450
DESCRIPTION: Apache Commons Collections could allow a remote attacker to execute arbitrary code on the system, caused by the deserialization of data with Java InvokerTransformer class. By sending specially crafted data, an attacker could exploit this vulnerability to execute arbitrary Java code on the system.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/107918 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 Sterling B2B Integrator 5.2

Sterling Integrator 5.1

Remediation/Fixes

Product
Version
APAR
Remediated Fix
Sterling Integrator 5.1 IT12208 Apply Generic Interim Fix 5010004_9 available on IWM
IBM Sterling B2B Integrator 5.2.0.0-5.2.5.0 IT12208
  1. Upgrade IBM Sterling B2B Integrator to 5.2.5.0.
  2. Apply Generic Interim Fix 5020500_10 available on Fix Central
    Note: If you cannot upgrade the Sterling B2B Integrator to 5020500_10, you may follow the instructions for Sterling Integrator 5.1
IBM Sterling B2B Integrator 5.2.6.0 IT12208
  1. Apply Fix Pack 5020601 available on Fix Central

    If you use IBM Global Mailbox, do the following additional steps
  2. Download com.ibm.mailbox.gdha.fix.offering-1.0.0.0_1.zip from Fix Central
  3. Follow the instructions for Installing an Interim Fix

IBM recommends that you review your entire environment to identify vulnerable releases of the open-source Apache Commons Collections and take appropriate mitigation and remediation actions.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

References

Related information

Acknowledgement

The vulnerability was reported to IBM by Karthikeyan Bhargavan of the PROSECCO team at INRIA

Change History

30 November 2015: Original version published
22 December 2015: New instruction for IBM Sterling B2B Integrator version 5.2.6.0
21 January 2016: New instruction for Sterling Integrator version 5.1

*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.

Document information

More support for: Sterling B2B Integrator

Software version: 5.1, 5.2

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

Reference #: 1971758

Modified date: 21 January 2016


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