IBM TXSeries: Execute Arbitrary Code/Commands -- Remote/Unauthenticated

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.2973
     Vulnerabilities in Liberty affect IBM TXSeries for Multiplatforms
                             30 November 2015

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM TXSeries
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-7450  

Reference:         ASB-2015.0108.2

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg21971343

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Security Bulletin: Vulnerabilities in Liberty affect IBM TXSeries for 
Multiplatforms ( CVE-2015-7450)

Security Bulletin

Document information

More support for:

TXSeries for Multiplatforms

CICS

Software version:

8.1, 8.2

Operating system(s):

AIX, HP-UX, Linux, Solaris, Windows

Reference #:

1971343

Modified date:

2015-11-27

Summary

Liberty component is used by IBM TXSeries for Multiplatforms for Web 
Administration GUI and Webservices. Only users of this component are affected.
The Liberty component that is shipped with IBM TXSeries for Multiplatforms 
contains a security vulnerability. IBM TXSeries for Multiplatforms has 
addressed the applicable CVEs.

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

TXSeries for Multiplatforms V8.1, V8.2

Remediation/Fixes

In Fix Central, search for the following APARs to obtain the fix.

TXSeries for Multiplatforms 8.1 : APAR IV79242

TXSeries for Multiplatforms 8.2 : APAR IV79243

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alerts like this.

References

Complete CVSS v2 Guide

On-line Calculator v2

Related information

IBM Secure Engineering Web Portal

IBM Product Security Incident Response Blog

*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

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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