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             AUSCERT External Security Bulletin Redistribution

                               ESB-2016.1035
  Security Bulletin: Vulnerability in HTTP Response Splitting affects IBM
     Algorithmics Algo Risk Application & AlgoOne Core- CVE-2015-2017
                               28 April 2016

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

Product:           IBM Algo One
Publisher:         IBM
Operating System:  Linux variants
                   Solaris
                   Windows
Impact/Access:     Cross-site Scripting           -- Remote with User Interaction
                   Provide Misleading Information -- Remote with User Interaction
                   Access Confidential Data       -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-2017  

Reference:         ESB-2015.2845
                   ESB-2015.2842
                   ESB-2015.2841
                   ESB-2015.2811
                   ESB-2015.2810
                   ESB-2015.2775
                   ESB-2015.2773
                   ESB-2015.2772
                   ESB-2015.2724

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg21981532

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Security Bulletin: Vulnerability in HTTP Response Splitting
affects IBM Algorithmics Algo Risk Application & AlgoOne Core- CVE-2015-2017

Security Bulletin

Document information

More support for:

Algo One

Algo Core

Software version:

4.9, 4.9.1, 5.0, 5.1.0

Operating system(s):

AIX, Linux, Solaris, Windows

Reference #:

1981532

Modified date:

2016-04-26

Summary

The IBM WebSphere Portal is vulnerable to HTTP response splitting attacks. A
remote attacker could exploit this vulnerability using specially-crafted URL
to cause the server to return a split response, once the URL is clicked. This
would allow the attacker to perform further attacks, such as Web cache
poisoning, cross-site scripting, and possibly obtain sensitive information.

Vulnerability Details

CVEID:

CVE-2015-2017

DESCRIPTION:

The IBM WebSphere Portal is vulnerable to HTTP response splitting attacks. A
remote attacker could exploit this vulnerability using specially-crafted URL
to cause the server to return a split response, once the URL is clicked. This
would allow the attacker to perform further attacks, such as Web cache
poisoning, cross-site scripting, and possibly obtain sensitive information.

CVSS Base Score: 5

CVSS Temporal Score: See

http://xforce.iss.net/xforce/xfdb/103991

for the current score

CVSS Environmental Score*: Undefined

CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N)

Affected Products and Versions

ARA 5.00, 5.1.0

AlgoCore 5.1.0, 5.0.0

Remediation/Fixes

Patch Number          Download URL

Algo One ARA 510-022  http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=5.1.0.0-Algo-OneARA-if0001:0&includeSupersedes=0&source=fc&login=true

Algo One ARA 500-267  http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=5.0.0.6-Algo-OneARA-if0009:0&includeSupersedes=0&source=fc&login=true

Algo One Core 510-038    http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=5.1.0.0-Algo-One-if0038:0&includeSupersedes=0&source=fc&login=true

Algo One Core 500-276    http://www.ibm.com/support/fixcentral/swg/quickorder?parent=ibm~Information+Management&product=ibm/Information+Management/Algo+One&release=All&platform=All&function=fixId&fixids=5.0.0.0-Algo-One-if0276:0&includeSupersedes=0&source=fc&login=true

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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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