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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2240.2 Security Bulletin: A security vulnerability has been identified in IBM Java Runtime could affect Infosphere Optim Performance Manager shipped with Tivoli OMEGAMON XE for DB2 Performance Expert (CVE-2018-2783) 2 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Tivoli OMEGAMON XE for DB2 Performance Expert Publisher: IBM Operating System: z/OS Impact/Access: Access Privileged Data -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-2783 Reference: ASB-2018.0100 ASB-2018.0085 ESB-2018.2198 ESB-2018.2195 ESB-2018.2180 ESB-2018.2176 ESB-2018.2212.2 Original Bulletin: https://www-01.ibm.com/support/docview.wss?uid=ibm10719745 Revision History: August 2 2018: Fixed product tag August 2 2018: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: A security vulnerability has been identified in IBM Java Runtime could affect Infosphere Optim Performance Manager shipped with Tivoli OMEGAMON XE for DB2 Performance Expert (CVE-2018-2783) Document information More support for: Tivoli OMEGAMON XE for DB2 Performance Expert on z/OS Software version: 5 Operating system(s): z/OS Reference #: 0719745 Modified date: 01 August 2018 Security Bulletin Summary An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Security component that could allow an unauthenticated attacker to cause high confidentiality impact, high integrity impact, and no availability impact could affect IBM Infosphere Optim Performance Manager that is shipped with Tivoli OMEGAMON XE for DB2 Performance Expert. This issue was disclosed as part of the IBM Java SDK updates for April 2018. Vulnerability Details CVEID: CVE-2018-2783 DESCRIPTION: A flaw in TLS handshaking related to previously implemented 3Shake countermeasures CVSS Base Score: 7.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 141939 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:H/A:N) Affected Products and Versions +--------------------------------------------------+---------------------------------------------------+ | Principal Product and Version(s) | Affected Supporting Product and Version | +--------------------------------------------------+---------------------------------------------------+ |IBM Tivoli OMEGAMON XE for DB2 Perfomance Expert |IBM Optim Performance Manager for DB2 on Linux, | |on z/OS version 5 |UNIX, and Windows version 4.1. through 4.1.1 IBM | | |Runtime Environment Java Technology Edition, | | |Version 6 SR16 Fix Pack 41 and subsequent releases | | | | | | | | | | | |IBM InfoSphere Optim Performance Manager for DB2 on| | |Linux, UNIX, and Windows version 5.2 through 5.3.1 | | |IBM Runtime Environment Java Technology Edition, | | |Version 7 SR10 Fix Pack 1 and subsequent releases | +--------------------------------------------------+---------------------------------------------------+ Remediation/Fixes You must replace the IBM Runtime Environment, Java Technology Edition that is installed with IBM InfoSphere Optim Performance Manager for DB2 on Linux, UNIX, and Windows (and shipped with IBM Tivoli OMEGAMON XE for DB2 Performance Expert on z/OS) with the latest IBM Runtime Environment, Java Technology Edition. Detailed instructions are provided in the tech-note: Updating the IBM Runtime Environment, Java Technology Edition for InfoSphere Optim Performance Manager . Workarounds and Mitigations None Important note: IBM strongly suggests that all System z customers subscribe to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk. Reference Complete CVSS v2 Guide On-line Calculator v2 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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