Security Bulletin: IBM MQ Light is vulnerable to a remote attack on the MQXR service (CVE-2015-4941)

Summary

IBM MQ Light could allow a remote attacker to crash the MQXR service due to incorrect handling of abbreviated TLS handshake.

Vulnerability Details

CVEID: CVE-2015-4941**
DESCRIPTION:** IBM WebSphere MQ could allow a remote attacker to crash the MQXR service due to incorrect handling of abbreviated TLS handshake.
CVSS Base Score: 5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/104514 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

IBM MQ Light V1.0 and V1.0.1 on all platforms.

Remediation/Fixes

Download and install the latest MQ Light Server appropriate for your platform: https://developer.ibm.com/messaging/mq-light/.

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.