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             AUSCERT External Security Bulletin Redistribution

                               ESB-2015.1131
   Security Bulletin: Vulnerability in IBM WebSphere Application Server
     affects IBM Tivoli Access Manager for e-business (CVE-2015-0138)
                               24 April 2015

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

Product:           IBM Tivoli Access Manager
                   IBM Security Access Manager for Web
Publisher:         IBM
Operating System:  AIX
                   HP-UX
                   Linux variants
                   Solaris
                   Windows
Impact/Access:     Access Privileged Data         -- Remote/Unauthenticated
                   Provide Misleading Information -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2015-0138  

Reference:         ESB-2015.0740
                   ESB-2015.0735
                   ESB-2015.0728
                   ESB-2015.0724
                   ESB-2015.0723
                   ESB-2015.0720
                   ESB-2015.0719
                   ESB-2015.0714
                   ESB-2015.0647
                   ESB-2015.0646
                   ESB-2015.0644
                   ESB-2015.0632
                   ESB-2015.0589
                   ESB-2015.0542

Original Bulletin: 
   http://www-01.ibm.com/support/docview.wss?uid=swg21701549

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Security Bulletin: Vulnerability in IBM WebSphere Application Server affects 
IBM Tivoli Access Manager for e-business (CVE-2015-0138)

Security Bulletin

Document information

More support for:

IBM Security Access Manager for Web

WebSphere Application Server

Software version:

6.0, 6.1, 6.1.1, 7.0

Operating system(s):

All Platforms

Reference #:

1701549

Modified date:

2015-04-23

Summary

The FREAK: Factoring Attack on RSA-EXPORT keys" TLS/SSL client and server 
vulnerability affects the IBM WebSphere product bundled with IBM Tivoli Access
Manager for e-business.

Vulnerability Details

CVEID: CVE-2015-0138

DESCRIPTION: A vulnerability in various IBM SSL/TLS implementations could 
allow a remote attacker to downgrade the security of certain SSL/TLS 
connections. An IBM SSL/TLS client implementation could accept the use of an 
RSA temporary key in a non-export RSA key exchange ciphersuite. This could 
allow a remote attacker using man-in-the-middle techniques to facilitate 
brute-force decryption of TLS/SSL traffic between vulnerable clients and 
servers.

This vulnerability is also known as the FREAK attack.

CVSS Base Score: 4.3

CVSS Temporal Score: See 
http://exchange.xforce.ibmcloud.com/#/vulnerabilities/100691 for the current 
score

CVSS Environmental Score*: Undefined

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

Affected Products and Versions

    IBM Tivoli Access Manager for e-business 6.0, 6.1 and 6.1.1.

    IBM Security Access Manager for Web 7.0 (software installations)

Remediation/Fixes

The table below provides links to patches for all affected versions. Follow 
the installation instructions in the README file included with the patch.

Product 					VRMF 		APAR 	Remediation 

IBM Tivoli Access Manager for e-business 	6.0 		IV72201 Apply the following 6.0 interim fix: 6.0.0-ISS-TAM-IF0038

IBM Tivoli Access Manager for e-business 	6.1 		IV72201 Apply the following 6.1 interim fix: 6.1.0-ISS-TAM-IF0019

IBM Tivoli Access Manager for e-business 	6.1.1 		IV72199 Apply the following 6.1.1 interim fix: 6.1.1-ISS-TAM-IF0017

IBM Security Access Manager for Web 		7.0 (software 
						installations) 	IV72207 Apply the following 7.0 interim fix: 7.0.0-ISS-SAM-IF0013

You should verify applying this fix does not cause any compatibility issues.

For Tivoli Access Manager for e-business 5.1, IBM recommends upgrading to a 
fixed, supported release of the product. Workarounds and Mitigations

None. Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support 
alerts like this. References Complete CVSS Guide On-line Calculator V2 Related
information IBM Secure Engineering Web Portal IBM Product Security Incident 
Response Blog Acknowledgement

The vulnerability was reported to IBM by Karthikeyan Bhargavan of the PROSECCO
team at INRIA Change History

April 23, 2015: Original Version Published

*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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