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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.1971
           OpenSSL as used in IBM QRadar SIEM is vulnerable to a
                  information disclosure (CVE-2018-5407)
                                3 June 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM QRadar SIEM
Publisher:         IBM
Operating System:  Linux variants
Impact/Access:     Access Privileged Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-5407  

Reference:         ASB-2019.0060
                   ASB-2018.0311
                   ESB-2019.1963
                   ESB-2019.1789

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10886313

- --------------------------BEGIN INCLUDED TEXT--------------------

OpenSSL as used in IBM QRadar SIEM is vulnerable to a information disclosure
(CVE-2018-5407)

Product:             IBM QRadar SIEM
Software version:    7.3
Operating system(s): Linux
Software edition:    All Editions
Reference #:         0886313

Security Bulletin

Summary

Open Source OpenSSL is vulnerable to a publicly disclosed vulnerability

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 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

IBM QRadar SIEM 7.3.0 - 7.3.2 Patch 1

Remediation/Fixes

QRadar / QRM / QVM / QRIF / QNI 7.3.2 Patch2

Workarounds and Mitigations

None

Change History

May 31st, 2019: First Publish

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