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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2313 Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect CICS Transaction Gateway 13 August 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM CICS Transaction Gateway Publisher: IBM Operating System: AIX HP-UX Linux variants Solaris Windows Impact/Access: Modify Arbitrary Files -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-2790 CVE-2018-2783 Reference: ASB-2018.0100 ASB-2018.0085 ESB-2018.2306 ESB-2018.1252 ESB-2018.1251 ESB-2018.1226 Original Bulletin: https://www.ibm.com/support/docview.wss?uid=ibm10719923 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect CICS Transaction Gateway Document information More support for: CICS Transaction Gateway Software version: 8.0, 8.1, 9.0, 9.1, 9.2 Operating system(s): AIX, HP-UX, Linux, Solaris, Windows Software edition: All Reference #: 0719923 Modified date: 10 August 2018 CICS TG, Java, Security Security Bulletin Summary There are multiple vulnerabilities in IBM(R) Runtime Environment Java(TM) Versions 7.0, 7.1 and 8.0 used by CICS Transaction Gateway. These issues were disclosed as part of the IBM Java SDK updates in April 2018. Vulnerability Details If you run your own Java code using the IBM Java Runtime delivered with this product, you should evaluate your code to determine whether the complete list of vulnerabilities are applicable to your code. For a complete list of vulnerabilities please refer to the link for "IBM Java SDK Security Bulletin" located in the "References" section for more information. CVEID: CVE-2018-2783 DESCRIPTION: An unspecified vulnerability related to the Java SE Security component could allow an unauthenticated attacker to cause high confidentiality impact, high integrity impact, and no availability impact. 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) CVEID: CVE-2018-2790 DESCRIPTION: An unspecified vulnerability related to the Java SE Security component could allow an unauthenticated attacker to cause no confidentiality impact, low integrity impact, and no availability impact. CVSS Base Score: 3.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 141946 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N) Affected Products and Versions CICS Transaction Gateway v8.0.0.0 - 8.0.0.6 CICS Transaction Gateway v8.1.0.0 - 8.1.0.5 CICS Transaction Gateway v9.0.0.0 - 9.0.0.4 CICS Transaction Gateway v9.1.0.0 - 9.1.0.3 CICS Transaction Gateway v9.2.0.0 - 9.2.0.2 Remediation/Fixes Upgrade the JRE used by CICS TG Java client applications and/or the CICS TG Gateway daemon. Updated JREs which can used with CICS TG Java client applications and the Gateway daemon are made available on Fix Central. +--------------+--------------+---------------------------------------------------------+-------------------------------------------------------------------+ | Product | VRMF | APAR | Remediation / First Fix | +--------------+--------------+---------------------------------------------------------+-------------------------------------------------------------------+ | | |Updated JRE's have been made available on Fix Central as | | | | |Fix packs. | | |CICS |9.2.0.0 |AIX: 8.0.5-CICSTG-AIXpSeries32-JRE-SR15 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? | |Transaction |9.2.0.1 |HP-UX: 8.0.5-CICSTG-HPUXIA32-JRE-SR15 |query.parent=ibm~Other%20software&query.product= | |Gateway for |9.2.0.2 |xLinux: 8.0.5-CICSTG-Linuxx8632-JRE-SR15 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms& | |Multiplatforms| |pLinux: 8.0.5-CICSTG-LinuxpSeries32-JRE-SR15 |query.release=9.2.0&query.platform=All | | | |zLinux: 8.0.5-CICSTG-LinuxzSeries31-JRE-SR15 | | | | |Windows:8.0.5-CICSTG-Windowsx8632-JRE-SR15 | | +--------------+--------------+---------------------------------------------------------+-------------------------------------------------------------------+ | | |Updated JRE's have been made available on Fix Central as | | | | |Fix packs. | | |CICS |9.1.0.0 |Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR25 | | |Transaction |9.1.0.1 |HP-UX: 7.0.10-CICSTG-HPUXIA32-JRE-SR25 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? | |Gateway for |9.1.0.2 |AIX: 7.1.4-CICSTG-AIXpSeries32-JRE-SR25 |query.parent=ibm~Other%20software&query.product= | |Multiplatforms|9.1.0.3 |xLinux: 7.1.4-CICSTG-Linuxx8632-JRE-SR25 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms& | | | |pLinux: 7.1.4-CICSTG-LinuxpSeries32-JRE-SR25 |query.release=9.1.0&query.platform=All | | | |zLinux: 7.1.4-CICSTG-LinuxzSeries31-JRE-SR25 | | | | |Windows: 7.1.4-CICSTG-Windowsx8632-JRE-SR25 | | +--------------+--------------+---------------------------------------------------------+-------------------------------------------------------------------+ | |9.0.0.0 | | | | |9.0.0.1 | | | | |9.0.0.2 | | | | |9.0.0.3 | | | | |9.0.0.4 |Updated JRE's have been made available on Fix Central as | | | |8.1.0.0 |Fix packs. | | | |8.1.0.1 |Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR25 | | |CICS |8.1.0.2 |HP-UX: 7.0.10-CICSTG-HPUXIA32-JRE-SR25 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? | |Transaction |8.1.0.3 |AIX: 7.0.10-CICSTG-AIXpSeries32-JRE-SR25 |query.parent=ibm~Other%20software&query.product= | |Gateway for |8.1.0.4 |xLinux: 7.0.10-CICSTG-Linuxx8632-JRE-SR25 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms& | |Multiplatforms|8.1.0.5 |pLinux: 7.0.10-CICSTG-LinuxpSeries32-JRE-SR25 |query.release=9.0.0&query.platform=All | | |8.0.0.0 |zLinux: 7.0.10-CICSTG-LinuxzSeries31-JRE-SR25 | | | |8.0.0.1 |Windows: 7.0.10-CICSTG-Windowsx8632-JRE-SR25 | | | |8.0.0.2 | | | | |8.0.0.3 | | | | |8.0.0.4 | | | | |8.0.0.5 | | | | |8.0.0.6 | | | +--------------+--------------+---------------------------------------------------------+-------------------------------------------------------------------+ 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. Acknowledgement None Change History 03 August Original version published *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. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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