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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0698 Multiple Vulnerabilities in IBM(R) Java SDK affect WebSphere Application Server January 2019 CPU 6 March 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Application Server Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows z/OS Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Increased Privileges -- Existing Account Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-2426 CVE-2018-12547 CVE-2018-1890 Reference: ASB-2019.0018 ESB-2019.0665 ESB-2019.0313 ESB-2019.0263 ESB-2019.0262 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10873042 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple Vulnerabilities in IBM(R) Java SDK affect WebSphere Application Server January 2019 CPU Document information More support for: WebSphere Application Server Software version: 7.0, 8.0, 8.5, 9.0, Liberty Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Software edition: Advanced, Application Client, Base, Developer, Enterprise, Express, Liberty, Network Deployment, Single Server Reference #: 0873042 Modified date: 05 March 2019 Summary There are multiple vulnerabilities in the IBM(R) SDK Java(TM) 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 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. HP fixes are on a delayed schedule. CVEID: CVE-2019-2426 DESCRIPTION: An unspecified vulnerability related to the Java SE Networking component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors. CVSS Base Score: 3.7 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities /155744 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N) CVEID: CVE-2018-12547 DESCRIPTION: Eclipse OpenJ9 is vulnerable to a buffer overflow, caused by improper bounds checking by the jio_snprintf() and jio_vsnprintf() functions. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash. CVSS Base Score: 9.8 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 157512 for more information CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVEID: CVE-2018-1890 DESCRIPTION: IBM SDK, Java Technology Edition Version 8 on the AIX platform uses absolute RPATHs which may facilitate code injection and privilege elevation by local users. CVSS Base Score: 5.6 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 152081 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L) Affected Products and Versions IBM SDK, Java Technology Editions used with WebSphere Application Server Liberty through 19.0.0.1. IBM SDK, Java Technology Editions used with IBM WebSphere Application Server Traditional Version 9.0.0.0 through 9.0.0.10, 8.5.0.0 through 8.5.5.15. IBM SDK, Java Technology Editions shipped in Application Client for IBM WebSphere Application Server Version 9.0.0.0 through 9.0.0.10, 8.5.0.0 through 8.5.5.15. Remediation/Fixes Download and apply the interim fix APARs below, for your appropriate release For the IBM Java SDK updates: For WebSphere Application Server Liberty: For the IBM SDK, Java Technology Version that you use, upgrade to WebSphere Application Server Liberty Fix Packs as noted below or later fix pack level and apply one of the interim fixes below: o Apply Interim Fix PH07629: Will upgrade you to IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 40 o Upgrade to IBM SDK, Java Technology Edition Version 7R1 SR4 FP40 or IBM SDK, Java Technology Edition Version 8 SR5 FP30, please refer to IBM Java SDKs for Liberty For Version 9 WebSphere Application Server Traditional: Update to the IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 30 using the instructions in the IBM Knowledge Center Installing and updating IBM SDK, Java Technology Edition on distributed environments then use the IBM Installation manager to access the online product repositories to install the SDK or use IBM Installation manager and access the packages from Fixcentral . For V8.5.0.0 through 8.5.5.14 WebSphere Application Server Traditional and WebSphere Application Server Hypervisor Edition: For the IBM SDK, Java Technology Version that you use, upgrade to WebSphere Application Server Fix Packs as noted below or later fix pack level and apply the interim fixes as noted below: For IBM SDK Java Technology Edition Version 7 o Apply Interim Fix PH07629: Will upgrade you to IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 40 For IBM SDK Java Technology Edition Version 7R1 o Apply Interim Fix PH07628: Will upgrade you to IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 40 For IBM SDK Java Technology Edition Version 8 o Apply Interim Fix PH07626: Will upgrade you to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 30 o For environments that have been upgraded to use the new default IBM SDK Version 8 bundled with WebSphere Application Server Fix Pack 8.5.5.11 or later: Apply Interim Fix PH07627: Will upgrade you to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 30 - --OR-- o Apply IBM Java SDK shipped with WebSphere Application Server Fix pack 16 (8.5.5.16) or later (targeted availability 3Q 2019). For Application Client for WebSphere Application Server: Follow instructions above for the WebSphere Application Server to download the Interim Fix needed for your version of the Application client. WebSphere Application Server V7 and V8 are no longer in full support; IBM recommends upgrading to a fixed, supported version/release/platform of the product. Change History 05 March 2019: original bulletin 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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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXH8seGaOgq3Tt24GAQjNDA//ZBUOy2XGCN8e+v/PJyERPB5hKuqjwhKc +sNBJ5WQnMWBVFZqgigwgLzxoqquvt1Zh+N7KL/FTFTjiUI7sUB4sgLfUXJ5xom9 tkaQE1MiTpnzdM+QcHZznWoU85V2KARYECWbxfeInY/urVwqCbOmg3NNDBS9gQNF +ftJaMZZJ/859X7ujymDoOKGSZBiPwr1CGI1aO57A/DNSHLkVewuu7HRiv7HEQ1N 0F/AXScDiusKsslby23rfufZcZYx8+NTsOO2tsVc+CujqoVwK2V5e3VkNIxG5Rpy b38IOVbavLngmU2gW/lPLB8QGUqFHWA/XmGTAWs9WpU4KUGZ+EjVExIcszjmlQFg UgxUeWVsdIymJZng/2LbHerXBi5HesAHY9FxtAZzpIoYN4nLy9n6TvRxRukxm8hR TTxJbwjNULtDKIVaJ3KWn4rI9AOmn1tWWtPkLGzC0ly3CLgg2RD53zTfM8u+Df4U o6yh8umqTuub3RDYtae5cLDJ5DUjjbnQSCuyK2W5gWfURTiOHdYsAROlRpa41e+1 IIGfCBUab6gnsOlvaZcEG2JexHfhyWnCw6tuAlS7Z+blOxnMaWlwwF5WQuF5s3DU /U/GqqDgRBKFt4ZHdqVQVu6N+awA0p66cj/tEG3P4X8a7/TIvpcP5yCq3se2Zje3 uyi2GDNXBe0= =HChL -----END PGP SIGNATURE-----