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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2622 Security Bulletin: Potential spoofing attack in WebSphere Application Server (CVE-2018-1695) 5 September 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Application Server Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows Impact/Access: Provide Misleading Information -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-1695 Original Bulletin: https://www.ibm.com/support/docview.wss?uid=ibm10716523 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Potential spoofing attack in WebSphere Application Server (CVE-2018-1695) Document information More support for: WebSphere Application Server Software version: 7.0, 8.0, 8.5.5 Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS Software edition: Advanced, Base, Developer, Enterprise, Express, Network Deployment, Single Server Reference #: 0716523 Modified date: 04 September 2018 Security Bulletin Summary There is a potential spoofing attack in WebSphere Application Server using Form Login when using Java SE 6. This does not occur when using other versions of the Java SE. Vulnerability Details CVEID: CVE-2018-1695 DESCRIPTION: IBM WebSphere Application Server installations using Form Login could allow a remote attacker to conducts spoofing attacks. CVSS Base Score: 7.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/145769 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:L/A:L) Affected Products and Versions This vulnerability affects the following versions and releases of IBM WebSphere Application Server: o Version 8.5.5 o Version 8.0 o Version 7.0 Remediation/Fixes The recommended solution is to apply the interim fix, Fix Pack or PTF containing APARs PI99402 for each named product as soon as practical. For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition: For V8.5.0.0 through 8.5.5.14 when using Java SE 6: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI99402 - --OR-- . Apply Fix Pack 8.5.5.15 or later (targeted availability 1Q2019). For V8.0.0.0 through 8.0.0.15: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI99402 For V7.0.0.0 through 7.0.0.45: . Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fix PI99402 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. 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. Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 04 September 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 iQIVAwUBW49FDGaOgq3Tt24GAQgkFg/+NSW1snCT7c+HNaWuNol/hdvIA7qtY/wU fwte6EQKM7ClRP6GCnTFlIdubIgNjA2621zPqSTBPNiiCjOY9w7mCdfNLFrgi0LJ cvlIHwl1GqlXgqW/U2p9oLIMNjiHvE33TbG5b37OOMYlA/1Jgflihx6wKnUOZWPq m8ukwUjaihN1zRGyws6T/Qm72cJU9/jaakQvcmDgE84m0Nra7BnUYj4mW9bEJAbE pUGdWM+be7ZxCoBGa8urfZ/2QCwJs4nUvEvfUXcUQBLt7JL20iWlhwBhr4t9+lgf ReYO26Q5ANw1qzfTTbIpRc87DmFH8PsxaEpSqAvPYpjAHk1q3Re0fmqXnqw6nDCZ /rwjLwkNHb6/k9kJSSqwwxCAed/sTYJDlrUc2Z+lrKkjV8r3D7Rm9qi+9PYxnF8Y COPVJi5O0ys7fZhSJPxr2KPqbU+QZyvPheYSWjV8h4X4vRQ6g62FmlUWV6m8qZ2d DZl/DI7vSigLmGSeK4YfLClpd5HpPuL6rZ11nakmHeDYha8Ye6NfzZLMAfTRHLxm NkVOKO7ISPC9Y84qq9Mn2K9sd84jpxmoJnWJ4f8TdRPiouhX8K6CHNcSJ/xWbn4W IUo9El1er1lx3Ngup/BPVS99rZFUS0RlJ9QZQahNY130svAtIhaFek19uN/PzXT9 zIVkyYUnwQk= =gU8c -----END PGP SIGNATURE-----