Security Bulletin
Summary
An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by IBM i.
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
Releases 6.1, 7.1 and 7.2 of IBM i are affected.
Remediation/Fixes
An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by WebSphere Application Server and WebSphere Application Server Hypervisor Edition. This vulnerability does not affect the IBM HTTP Server or versions of WebSphere Application Server prior to Version 7.0. Please see the following for fixes:
IBM has provided an Interim Fix for each of the following WebSphere Application Server releases: 7.0, 8.0 and 8.5. The fix will be included in the following
Fix Packs: 7.0.0.41, 8.0.0.12 and 8.5.5.8. Please see details in the following URL:
http://www-01.ibm.com/support/docview.wss?uid=swg21970575
In addition, the integrated application server can be fixed by applying a PTF to IBM i.
http://www-933.ibm.com/support/fixcentral/
Releases 6.1, 7.1 and 7.2 of IBM i are supported and will be fixed.
Release 6.1 – SI58494
Release 7.1 – SI58495
Release 7.2 – SI58496
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.
Important note: IBM recommends that all users running unsupported versions of affected products upgrade to supported and fixed version of affected products.
Workarounds and Mitigations
None known
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References
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
18 December 2019
UID
nas8N1021018