Security Bulletin: IBM MQ Appliance is affected by an OpenSSL vulnerability (CVE-2017-3736)

Summary

IBM MQ Appliance has addressed the following OpenSSL vulnerability.

Vulnerability Details

CVEID: CVE-2017-3736
DESCRIPTION: OpenSSL could allow a remote attacker to obtain sensitive information, caused by a carry propagation flaw in the x86_64 Montgomery squaring function bn_sqrx8x_internal(). An attacker with online access to an unpatched system could exploit this vulnerability to obtain information about the private key.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/134397 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

IBM MQ Appliance 8.0

Maintenance levels between 8.0.0.0 and 8.0.0.9

IBM MQ Appliance 9.0.x Continuous Delivery (CD) Release

Continuous delivery updates between 9.0.1 and 9.0.5

Remediation/Fixes

IBM MQ Appliance 8.0

Apply the iFix for APAR IT25249

IBM MQ Appliance 9.0.x Continuous Delivery (CD) Release

Apply the iFix for APAR IT25249

Workarounds and Mitigations

None