Security Bulletin: Vulnerability in Apache Commons affects Rational Developer for System z (CVE-2015-7450)

Summary

An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by Rational Developer for System z

Vulnerability Details

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CVEID: 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

Principal Product and Version(s)

• Rational Developer for System z, versions 9.1.1.2 and earlier
• Rational Developer for z Systems, version 9.5

Remediation/Fixes

IBM has provided patches for all affected versions.

Follow the installation instructions in the README files included with the patch.

The fix can be obtained at the following locations:

Rational Developer for System z|

9.1.1.2

| Rational Developer for System z Interim Fix 1 for 9.1.1.2
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Rational Developer for z Systems|

9.5

| Rational Developer for z Systems Interim Fix 1 for 9.5

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.