Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM MQ Light (CVE-2014-6593, CVE-2015-0410)

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Technology Edition, Version 7R1 Service Refresh 2 and earlier releases that is used by IBM MQLight. These issues were disclosed as part of the IBM Java SDK updates in January 2015. This bulletin also addresses the “FREAK: Factoring Attack on RSA-EXPORT keys" TLS/SSL client and server vulnerability.

Vulnerability Details

CVEID: CVE-2014-6593**
DESCRIPTION:** An unspecified vulnerability related to the JSSE component has partial confidentiality impact, partial integrity impact, and no availability impact.
CVSS Base Score: 4
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/100153&gt; for the current score.
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:H/Au:N/C:P/I:P/A:N)

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&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVEID:_CVE-2015-0410
_DESCRIPTION: An unspecified vulnerability related to the Security component could allow a remote attacker to cause a denial of service.
CVSS Base Score: 5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/100151&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Affected Products and Versions

The vulnerabilities affect users of IBM MQ Light V1.0 and V1.0.0.1 on all platforms.

Remediation/Fixes

Download and install the appropriate MQ Light Server for your platform as shown below:

The following link describes how to re-use the data from your existing installation:
_http://www.ibm.com/support/knowledgecenter/SSBJCR_1.0.0/com.ibm.mq.koa.doc/tmql_data.htm _

Workarounds and Mitigations

None