ESB-2017.3109 - [Win][Linux][Solaris][AIX] IBM Apache MyFaces: Access confidential data - Remote/unauthenticated 2017-12-06

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.3109
    Security Bulletin: Vulnerability in Apache MyFaces (CVE-2011-4343)
                              6 December 2017

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

Product:           IBM Apache MyFaces
Publisher:         IBM
Operating System:  AIX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Access Confidential Data -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2011-4343  

Reference:         ESB-2017.2973
                   ESB-2017.2848
                   ESB-2017.2829
                   ESB-2017.2818

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=swg22011268

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Security Bulletin: Vulnerability in Apache MyFaces (CVE-2011-4343)

Security Bulletin

Document information

More support for: IBM Leads

3rd Party Configuration

Software version: 8.5, 8.6, 9.0, 9.1

Operating system(s): AIX, Linux, Solaris, Windows

Software edition: Enterprise

Reference #: 2011268

Modified date: 05 December 2017

Summary

Apache MyFaces could allow a remote attacker to obtain sensitive information.
An attacker could exploit this vulnerability using specially crafted 
parameters to inject EL expressions into input fields mapped as view 
parameters and obtain sensitive information.

Vulnerability Details

Information disclosure vulnerability in Apache MyFaces Core 2.0.1 through 
2.0.10 and 2.1.0 through 2.1.4 allows remote attackers to inject EL 
expressions via crafted parameters.

This vulnerability is included in the MyFaces for JSF 2.0 that Websphere app 
server traditional and Liberty use.

This is only an issue for traditional WAS versions 8 and 8.5 and the Liberty 
jsf-2.0 feature

Security bulletin http://www-01.ibm.com/support/docview.wss?uid=swg22008707

Affected Products and Versions

IBM Leads 8.5, 8.6, 9.0, 9.1

Remediation/Fixes

Customers need to apply WebSphere Application Server fixes available at this 
link.

http://www-01.ibm.com/support/docview.wss?uid=swg22008707

Workarounds and Mitigations

Not applicable.

References

Complete CVSS v3 Guide

On-line Calculator v3

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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