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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2113 Multiple Vulnerabilities in IBM Java SDK affect Liberty for Java for IBM Cloud April 2019 CPU 14 June 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Liberty for Java for Bluemix Publisher: IBM Operating System: Linux variants Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Modify Arbitrary Files -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-2698 CVE-2019-2697 CVE-2019-2684 CVE-2019-2602 Reference: ASB-2019.0118 ESB-2019.2094 ESB-2019.2061 ESB-2019.2059 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10886807 - --------------------------BEGIN INCLUDED TEXT-------------------- Multiple Vulnerabilities in IBM Java SDK affect Liberty for Java for IBM Cloud April 2019 CPU Product: Liberty for Java for Bluemix Software version: All Versions Operating system(s): Linux Reference #: 0886807 Security Bulletin Summary There are multiple vulnerabilities in the IBM SDK Java Technology Edition that is shipped with IBM WebSphere Application Server. These may affect some configurations of IBM WebSphere Application Server Traditional, IBM WebSphere Application Server Liberty and IBM WebSphere Application Server Hypervisor Edition. 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 additional Java vulnerabilities are applicable to your code. For a complete list of vulnerabilities, refer to the "IBM Java SDK Security Bulletin", located in the References section for more information. CVEID: CVE-2019-2684 DESCRIPTION: An unspecified vulnerability related to the Java SE RMI component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact. CVSS Base Score: 5.9 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 159776 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N) CVEID: CVE-2019-2602 DESCRIPTION: An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to cause a denial of service resulting in a high availability impact using unknown attack vectors. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 159698 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) CVEID: CVE-2019-2697 DESCRIPTION: An unspecified vulnerability related to the Java SE 2D component could allow an unauthenticated attacker to take control of the system. CVSS Base Score: 8.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 159789 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:H) CVEID: CVE-2019-2698 DESCRIPTION: An unspecified vulnerability related to the Java SE 2D component could allow an unauthenticated attacker to take control of the system. CVSS Base Score: 8.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 159790 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:H) Affected Products and Versions This vulnerability affects all versions of Liberty for Java in IBM Cloudup to and including v3.31. Remediation/Fixes To upgrade to Liberty for Javav3.32-20190523-1138or higher, you must re-stage or re-push your application. To find the current version of Liberty for Java in IBM Cloud being used, from the command-line Cloud Foundry client by running the following commands: cf ssh <appname> -c cat "staging_info.yml" Look for the following lines: {"detected_buildpack":"Liberty for Java(TM) (WAR, liberty-18.0.0_3, buildpack-v3.25-20180918-1034, ibmjdk-1.8.0_20180214, env) ","start_command":".liberty/initial_startup.rb"} To re-stage your application using the command-line Cloud Foundry client, use the following command: cf restage <appname> To re-push your application using the command-line Cloud Foundry client, use the following command: cf push <appname> Workarounds and Mitigations None Monitor IBM Cloud Status for Future Security Bulletins Monitor the security notifications on the IBM Cloud Status page to be advised of future security bulletins. Change History 24 July 2019: Original document published - --------------------------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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. 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