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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0791 Multiple vulnerabilities have been identified in IBM WebSphere Application Server 19 March 2018 =========================================================================== 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: Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2017-12624 CVE-2017-1788 Reference: ESB-2018.0789 ESB-2018.0291 ESB-2018.0212 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg22013597 http://www.ibm.com/support/docview.wss?uid=swg22012341 Comment: This bulletin contains two (2) IBM security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Denial of Service in Apache CXF used by WebSphere Application Server (CVE-2017-12624) Security Bulletin Document information More support for: WebSphere Application Server Software version: 7.0, 8.0, 8.5, 9.0 Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Software edition: Advanced, Base, Developer, Enterprise, Express, Liberty, Network Deployment, Single Server Reference #: 2013597 Modified date: 08 March 2018 Summary There is a potential denial of service in Apache CXF that is used by WebSphere Application Server. Vulnerability Details CVEID: CVE-2017-12624 DESCRIPTION: Apache CXF is vulnerable to a denial of service. By using a specially crafted message attachment header, a remote attacker could exploit this vulnerability to cause the JAX-WS and JAX-RS services stop responding. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 135095 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:L) Affected Products and Versions This vulnerability affects the following versions and releases of IBM WebSphere Application Server: o Liberty o Version 9.0 Remediation/Fixes The recommended solution is to apply the interim fix, Fix Pack or PTF containing the APAR for each named product as soon as practical. For WebSphere Application Server Liberty using JAXWS: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI92494 - --OR-- . Apply Fix Pack 18.0.0.1 or later. For WebSphere Application Server traditional using JAXRS: For V9.0.0.0 through 9.0.0.6: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI92492 - --OR-- . Apply Fix Pack 9.0.0.7 or later. Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. Important note IBM strongly suggests that all System z customers be subscribed 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. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 08 March 2018: original document 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. - --- Security Bulletin: Potential spoofing attack in WebSphere Application Server (CVE-2017-1788) Document information More support for: WebSphere Application Server General Software version: 9.0 Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Software edition: Advanced, Base, Developer, Enterprise, Express, Liberty, Network Deployment, Single Server Reference #: 2012341 Modified date: 14 March 2018 Security Bulletin Summary There is a potential spoofing attack in WebSphere Application Server using Form Login. Vulnerability Details CVEID: CVE-2017-1788 DESCRIPTION: IBM WebSphere Application Server installations using Form Login could allow a remote attacker to conducts spoofing attacks. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 137031 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) Affected Products and Versions This vulnerability affects the following versions and releases of IBM WebSphere Application Server: o Liberty o Version 9.0 Remediation/Fixes The recommended solution is to apply the interim fix, Fix Pack or PTF containing APARs PI90980 for each named product as soon as practical. For WebSphere Application Server Liberty: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI90980 - --OR-- . Apply Liberty Fix Pack 18.0.0.1 or later (targeted availability 1Q2018). For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition: For V9.0.0.0 through 9.0.0.6: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI90980 - --OR-- . Apply Fix Pack 9.0.0.7 or later (targeted availability 1Q2018). Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. Important note IBM strongly suggests that all System z customers be subscribed 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. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 14 March 2018: original document 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 iQIVAwUBWq8/+ox+lLeg9Ub1AQiXQQ//Q2/8vKYFiBkL0kVFvhZXpTaj3zHx62lH guDIuF4zDIeXxen//0Wq8FQb4BeWaRHaziANkESV+i9jXmD5qcab2COl7u2DNKVt gdRNGBz7wVMNpXc7qTLCKU2lSVyN865YcmhgE+n581iHGPLsbhwrt1D1nFsoAlSv DMmSIP2DY7T7nwEvRyUbUEYr0gSramSuP9tqi+Q5GUvy8AFQq3TluYeNMcw6KQlz S5QCsWWtl4x9yqady7uRRwHAG0e9HjOkMHdwLSRpYN92YaZusL4hEYCmQPJzRLHI Lt5nuVEVaaCgEgWaRRjCGtzvFFdM44k/FTaursdQSDZSRrjk6Jwi4ezolCmGDG/N zkP2V32H72wRAvLWGEFw3zEhSxqbWz9I4QgdiawoRR1HrW5gmUbUN6pSZCqi/lOg JsgbZlnPqNEzQNlFrBcJVV8XgRVw/FX+MchWv9VqFIjTb9+yBrg8aBepXGvmrY3Z wpm7OkKyTdugaCUBFXyndR+RxFw3q/gY0HGI67HqW2z74HgrS/B/nEJ4RSaA5TeG KMqIKQttZvNHKdAhOPdtI6z47XGqQXnwY7rtR6++bmwgFU8+HOGcQO2CwHsVKJWO KBoBkIoFRqMGykatTjt0LQKCdBQXx44u5vD0gYQxzgQUNGjeGYAmydPpLaPy5vFn fUiRhvfiMvM= =Ndrd -----END PGP SIGNATURE-----