Security Bulletin: OpenSSL vulnerability affects IBM Rational Team Concert

Summary

OpenSSL vulnerability was disclosed by the OpenSSL Project. OpenSSL is used by Rational BuildForge Agent shipped with IBM Rational Team Concert. Rational BuildForge has addressed the applicable CVE.

Vulnerability Details

CVEID: CVE-2018-5407 DESCRIPTION: Multiple SMT/Hyper-Threading architectures and processors could allow a local attacker to obtain sensitive information, caused by execution engine sharing on Simultaneous Multithreading (SMT) architecture. By using the PortSmash new side-channel attack, an attacker could run a malicious process next to legitimate processes using the architectures parallel thread running capabilities to leak encrypted data from the CPU’s internal processes. Note: This vulnerability is known as PortSmash.
CVSS Base Score: 5.1
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/152484&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

Rational Collaborative Lifecycle Management 5.0 - 6.0.6.1

Rational Team Concert 6.0 - 6.0.6.1

Remediation/Fixes

Follow the steps on Security Bulletin: Security vulnerabilities identified in OpenSSL affect Rational Build Forge (CVE-2018-0734, CVE-2018-5407 and CVE-2019-1559) to get the fixed version of Rational Build Forge Agent.

Workarounds and Mitigations

None.