Security Bulletin: WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium) is affected by OpenSSL vulnerability CVE-2018-0732

Summary

Security Bulletin: WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium) is affected by OpenSSL vulnerability CVE-2018-0732

Vulnerability Details

CVEID: CVE-2018-0732 DESCRIPTION: OpenSSL is vulnerable to a denial of service, caused by the sending of a very large prime value to the client by a malicious server during key agreement in a TLS handshake. By spending an unreasonably long period of time generating a key for this prime, a remote attacker could exploit this vulnerability to cause the client to hang.
CVSS Base Score: 3.7
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/144658&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

WebSphere MQ V5.3 for HP NonStop Server (MIPS and Itanium) | 5.3.1.15 Patch 1 |

IT26660

| https://www-945.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm~WebSphere&amp;product=ibm/WebSphere/WebSphere+MQ&amp;release=5.3.1.15&amp;platform=HP+NonStop&amp;function=aparId&amp;apars=IT26660&amp;source=fc
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Workarounds and Mitigations

None