Security Bulletin: Vulnerabilities in OpenSSL affect WebSphere Message Broker

Summary

Vulnerabilities in OpenSSL affect WebSphere Message Broker

Vulnerability Details

CVEID:CVE-2018-0732
**DESCRIPTION:**During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server can send a very large prime value to the client. This will cause the client to spend an unreasonably long period of time generating a key for this prime resulting in a hang until the client has finished. This could be exploited in a Denial Of Service attack. Fixed in OpenSSL 1.1.0i-dev (Affected 1.1.0-1.1.0h). Fixed in OpenSSL 1.0.2p-dev (Affected 1.0.2-1.0.2o).
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/144658 for the current score.
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

WebSphere Message Broker V8

Remediation/Fixes

If you are a customer with extended support and require a fix, contact IBM support

Workarounds and Mitigations

None