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Security Bulletin: Vulnerability in Apache Commons affects IBM Cognos Controller (CVE-2015-7450)

Security Bulletin


An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by IBM Cognos Controller.

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 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 Cognos Controller 10.2.1

IBM Cognos Controller 10.2

IBM Cognos Controller 10.1.1

IBM Cognos Controller 10.1

IBM Cognos Controller 8.5.1

IBM Cognos Controller 8.5


IBM Cognos Controller 10.2.1 FP2 IF2

IBM Cognos Controller 10.2 FP1 IF4

IBM Cognos Controller 10.1.1 FP3 IF4

IBM Cognos Controller 10.1 IF6

IBM Cognos Controller 8.5.1 FP1 IF3

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.

Users of IBM Cognos Controller 8.5 are advised to contact IBM Customer Support.

Workarounds and Mitigations


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Change History

19 December 2015: Original version published

*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.


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.

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Document Information

Modified date:
15 June 2018