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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3220 Multiple Vulnerabilities in IBM(R) Java SDK affect WebSphere Application Server July 2019 CPU 23 August 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Application Server Publisher: IBM Operating System: AIX HP-UX IBM i Solaris Windows Linux variants z/OS Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-11771 CVE-2019-4473 Reference: ESB-2019.3039 ESB-2019.2919 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10964780 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Multiple Vulnerabilities in IBM(R) Java SDK affect WebSphere Application Server July 2019 CPU Document information More support for: WebSphere Application Server Software version: 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 #: 0964780 Modified date: 22 August 2019 Summary There are multiple vulnerabilities in the IBM(R) SDK Java(TM) Technology Edition that is shipped with IBM WebSphere Application Server. These might 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 is applicable to your code. For a complete list of vulnerabilities, 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-2019-4473 DESCRIPTION: Multiple binaries in IBM SDK, Java Technology Edition on the AIX platform use insecure absolute RPATHs, which may facilitate code injection and privilege elevation by local users. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163984 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVEID: CVE-2019-11771 DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated privileges on the system, caused by the inclusion of unused RPATHS in AIX builds. An attacker could exploit this vulnerability to inject code and gain elevated privileges on the system. CVSS Base Score: 8.4 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163989 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions IBM SDK, Java Technology Editions used with WebSphere Application Server Liberty IBM SDK, Java Technology Editions used with IBM WebSphere Application Server Traditional Version 9.0.0.0 through 9.0.5.0, 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 9.0.5.0, 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, apply one of the interim fixes below: o Apply interim fix PH14763: Will upgrade you to IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 50 o Upgrade to IBM SDK, Java Technology Edition Version 7R1 SR4 FP50 or IBM SDK, Java Technology Edition Version 8 SR5 FP40, 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 40 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 8.5.5.15 WebSphere Application Server Traditional and WebSphere Application Server Hypervisor Edition: For the IBM SDK, Java Technology Version that you use, upgrade to the minimal fix pack level of WebSphere Application Server as noted in the interim fix below then apply the interim fixes: For IBM SDK Java Technology Edition Version 7 o Apply interim fix PH14763: Will upgrade you to IBM SDK, Java Technology Edition, Version 7 Service Refresh 10 Fix Pack 50 For IBM SDK Java Technology Edition Version 7R1 o Apply interim fix PH14762: Will upgrade you to IBM SDK, Java Technology Edition, Version 7R1 Service Refresh 4 Fix Pack 50 For IBM SDK Java Technology Edition Version 8 o Apply interim fix PH14760: Will upgrade you to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 40 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 PH14761: Will upgrade you to IBM SDK, Java Technology Edition, Version 8 Service Refresh 5 Fix Pack 40 - --OR-- o Apply IBM Java SDK shipped with WebSphere Application Server Fix pack 17 (8.5.5.17) or later (targeted availability 1Q 2020). 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. Change History 22 August 2019: original document published 22 August 2019: updated fp level and CVE information *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 iQIVAwUBXV9D9maOgq3Tt24GAQh58Q//R4n42bC8w1YxkIrL7cc5JYE3N5Tgh3NR nUl61sTLgirgkI6eDTGHOs8Z/Szu4ANn/BvmMvMqkPJ7z9QrN6TmXIU7+WwTLUdb rBZRz8R37V9loR6bGrbKDdJ/nIsdkhAp1DH37+KRiXzMnVJsLYjJXfgPooxqICd/ aCvA2kbqhllXv6+8gdFKT/SBqcNkLI4Ua7TD4ZWvOLkAUF0amOAIAbc9p14hsuFM F3pWASE1EQ7QvYu286VQlD15YaFjilcKPvGYg6EsPFOVnJv4ZGwudXG3teBy8XZq XOGO4bOP7npHIRDT57RVW/bYcox+YRcjvlXxYranWZbDPisnbmt6tfA3NUvnTq8W CDOSsIu/ffD9y59wR84Llta3NtOrxo1iEY1uAiduzAICzcNnTzUXWIcVSHuCFzC9 RRqSLVTYoaYXkwxqc3f9HKBJr0i7ZVYv5uNAu4n2ldDfMazAZApOmOek/RkIo5FA QOid+JF/TKV4d/7bSUYjGs2Vx60e4iJSxUojfp/WvDpMaOUoof83BsCrIp7vw7i8 9ZIhsCHVrfkF2aI7jNij+GvGVue2SwchzaW4tL935qTi4JR7f6MPEC//HXsZQYJO 7WcO8bhlO5sCFj1xRwr0XOGOtpgK/eR79NRsCrp/MEXImMRSWlkNX82ESjkWKY93 fIVR421TGZ4= =ymQu -----END PGP SIGNATURE-----