Security Bulletin: Vulnerability in Apache Commons affects WebSphere eXtreme Scale (CVE-2015-7450)

Summary

An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by WebSphere eXtreme Scale.

Vulnerability Details

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

WebSphere eXtreme Scale 7.1.0

WebSphere eXtreme Scale 7.1.1

WebSphere eXtreme Scale 8.5

WebSphere eXtreme Scale 8.6

Remediation/Fixes

<Product

| VRMF| APAR| Remediation/First Fix
—|—|—|—
WebSphere eXtreme Scale| 7.1.0| PI52470| http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/WebSphere+eXtreme+Scale&release=7.1.0.3&platform=All&function=all
WebSphere eXtreme Scale| 7.1.1| PI52487| http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/WebSphere+eXtreme+Scale&release=7.1.1.1&platform=All&function=all
WebSphere eXtreme Scale| 8.5.0| PI52487| http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/WebSphere+eXtreme+Scale&release=8.5.0.3&platform=All&function=all
WebSphere eXtreme Scale| 8.6| PI52487| http://www-933.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&product=ibm/WebSphere/WebSphere+eXtreme+Scale&release=8.6.0.8&platform=All&function=all

Workarounds and Mitigations

No workaround exists. If you are running WebSphere eXtreme Scale clients or servers, apply the appropriate fix from the previous table. If you are running WebSphere eXtreme Scale clients or servers that are embedded in WebSphere Application Server, apply also the appropriate fix for WebSphere Application Server, which is described here: _<https://www-304.ibm.com/support/docview.wss?uid=swg21962931&gt;_