Security Bulletin
Summary
An Apache Commons Collections vulnerability for handling Java object deserialization was addressed by Tivoli Network Manager Transmission Edition.
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
Tivoli Network Manager Transmission Edition 5.6
Remediation/Fixes
The affected file is the $NCHOME/precisiontn/platform/java/lib/3rdparty/commons-collections.jar.
[netcool@itnmte 3rdparty]$ pwd
/opt/netcool/precisiontn/platform/java/lib/3rdparty
[netcool@itnmte 3rdparty]$ cksum commons-collections.jar
1639223439 518641 commons-collections.jar
It should be noted that the Tivoli Network Manager Transmission Edition also installs other copies of the Apache Commons Collections library, but these files are not affected by this vulnerability.
The following instructions explain how to replace the affected commons-collections.jar:
Instructions
1. Download the commons-collections.jar below:
2. Stop the nmtn_server process.
3. Delete or move $NCHOME/precisiontn/platform/java/lib/3rdparty/commons-collections.jar to a different directory.
4. Copy the download commons-collections.jar to $NCHOME/precisiontn/platform/java/lib/3rdparty/
5. Restart the nmtn_server process.
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
Acknowledgement
None
*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:
17 June 2018
UID
swg21971891