Security Bulletin
Summary
The “FREAK: Factoring Attack on RSA-EXPORT keys" TLS/SSL client and server vulnerability (CVE-2015-0138) may affect IBM WebSphere Application Server Community Edition.
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 WebSphere Application Server Community Edition 3.0.0.4
Workarounds and Mitigations
Upgrade your IBM SDK for Java to an interim fix level as determined below:
IBM SDK 6.0:
IBM SDK, Java Technology Edition, Version 6R1 Service Refresh 8 Fix Pack 3 (required) + IV70681
IBM SDK 7.0:
IBM SDK, Java Technology Edition, Version 7 Service Refresh 8 FP10 (optional) +IV70681
IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 2 FP10 (optional) + IV70681
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References
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
15 June 2018
UID
swg21882583