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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.3109 Security Bulletin: Vulnerability in Apache MyFaces (CVE-2011-4343) 6 December 2017 =========================================================================== 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 - --------------------------BEGIN INCLUDED TEXT-------------------- 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. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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