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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0450 Security Bulletin: WAS Proxy Server or ODR may Return Stale Data (CVE-2017-1381) 14 February 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Campaign Publisher: IBM Operating System: AIX Linux variants Solaris Windows Impact/Access: Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2017-1381 Reference: ESB-2017.2778 ESB-2017.2775 ESB-2017.2769 ESB-2017.1823 ESB-2017.1822 ESB-2017.1789 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=swg22013269 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: WAS Proxy Server or ODR may Return Stale Data (CVE-2017-1381) Security Bulletin Document information More support for: IBM Campaign 3rd Party Configuration Software version: 8.0, 8.2, 8.5, 8.6, 9.0, 9.1 Operating system(s): AIX, Linux, Solaris, Windows Software edition: Enterprise Reference #: 2013269 Modified date: 13 February 2018 Summary The WAS proxy server or on-demand-router (ODR) may calculate the age of a cached resource incorrectly when the system time is adjusted back. As a result, a stale or invalid cached response may be returned to the client. The stale or invalid cache response could possible be another users data. Vulnerability Details The WAS proxy server or on-demand-router (ODR) may calculate the age of a cached resource incorrectly when the system time is adjusted back. As a result, a stale or invalid cached response may be returned to the client. The stale or invalid cache response could possible be another users data. IBM WebSphere Application Server Proxy Server or On-demand-router (ODR) could allow a local attacker to obtain sensitive information, caused by stale data being cached and then served. For more details refer to CVE-2017-1381 Link ( https://www-01.ibm.com/support/ docview.wss?uid=swg22004792 ) . Affected Products and Versions IBM Campaign 9.1, 9.0, 8.6, 8.5, 8.2, 8.0 Remediation/Fixes The WAS proxy server or on-demand-router (ODR) may calculate the age of a cached resource incorrectly when the system time is adjusted back. As a result, a stale or invalid cached response may be returned to the client. The stale or invalid cache response could possible be another users data. This will be fixed in 7.0.0.45, 8.0.0.14, 8.5.5.13, 9.0.0.5 Ifixes have been published: refer to WAS security bulletin http:// www-01.ibm.com/support/docview.wss?uid=swg22004792 Workarounds and Mitigations Mitigation is to apply fixes provided in WAS security bulletin Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Related information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog *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. 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. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWoS9OIx+lLeg9Ub1AQh+uhAAhdNCvy+fu/AG2EXudR9xonn5nt6nMWyd Tg/bGD6krbDxuDynUR74lWBKPK211xAy08U7ki5rDZ3aV1hSQ4K5vpJf2Dg1pLP+ smpE0YOXw7DaR80FEmKV1ImGz5d/dHQ3O1u8gr8Lm7/b26N/B9EQWzX6b8md0ANU MtzZHMx4DRffzRwIE0jWwR7ZGtMDFYtbAYNkgr/ReFk/lXXX+6jV5M5U8SBdlqhc 2Q4CI7rrEfNqBe4JU2hsYgwuGPKMOoOfh08um5ky/a/mzcdeAYH+clPC8yEdKf2X xfa00KgrEjaSZPi937P9Q2I2YX/HjI58j6gRGgTTDljqW3IVFf2GxCUOu43L0KJJ rAlweV8XkiPJaB5p7H3/wji79lTB2G0L5e91jbu4ri3B7vWUEfOefEV4m+8+AE6A vM5L+oCeFBcKyz+ObKY14Q7L4m/TgcZyyp8SwM2b2D4l7EYJKs+0xBg1hHxco2pj 7/Pg7yTL7IGJPUGX9btI6d3usKHSML8s2CJe55W9pSoI0JiI38MsWXvC2KqlIp3W Zny/ALyO/OJXRnRnNXgX29WTP4hspqmiqIcdN6aY9hw4enY8kvBzE1/OZhIrxUlo 4QEdCic6SR5wxsMyzg9jubxbAlTYgUjxCybZbwYxvNqjcFpSrlubkeCoSNh8Tqwh UPXwkd/QZd0= =cu6U -----END PGP SIGNATURE-----