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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2015.0969 Security Bulletin: Vulnerability in RC4 stream cipher affects IBM WebSphere Application Server that shipped with WebSphere Enterprise Service Bus (CVE-2015-2808) 14 April 2015 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Enterprise Service Bus Publisher: IBM Operating System: AIX HP-UX Linux variants Solaris Windows Impact/Access: Access Privileged Data -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2015-2808 Reference: ESB-2015.0967 ESB-2015.0966 ESB-2015.0965 ESB-2015.0964 ESB-2015.0963 ESB-2015.0962 ESB-2015.0961 ESB-2015.0960 ESB-2015.0958 ESB-2015.0956 ESB-2015.0955 ESB-2015.0954 ESB-2015.0953 ESB-2015.0950.2 ESB-2015.0949.2 ESB-2015.0948.2 ESB-2015.0947.2 ESB-2015.0946.2 ESB-2015.0944.2 Original Bulletin: http://www-01.ibm.com/support/docview.wss?uid=swg21882553 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Vulnerability in RC4 stream cipher affects IBM WebSphere Application Server that shipped with WebSphere Enterprise Service Bus (CVE-2015-2808) Security Bulletin Document information More support for: WebSphere Enterprise Service Bus Security Software version: 6.2, 7.0, 7.5 Operating system(s): AIX, HP-UX, Linux, Solaris, Windows Reference #: 1882553 Modified date: 2015-04-13 Summary The RC4 "Bar Mitzvah" for SSL/TLS may affect some configurations of WebSphere Application Server that shipped with WebSphere Enterprise Service Bus. Vulnerability Details CVEID: CVE-2015-2808 DESCRIPTION: The RC4 algorithm, as used in the TLS protocol and SSL protocol, could allow a remote attacker to obtain sensitive information. An attacker could exploit this vulnerability to remotely expose account credentials without requiring an active man-in-the-middle session. Successful exploitation could allow an attacker to retrieve credit card data or other sensitive information. This vulnerability is commonly referred to as "Bar Mitzvah Attack". CVSS Base Score: 5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/101851 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) Remediation/Fixes For more information on the vulnerability as well as remediation options and fixes, refer to the following bulletin: Security Bulletin: Vulnerability in RC4 stream cipher affects WebSphere Application Server (CVE-2015-2808) Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS Guide On-line Calculator V2 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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBVSyhcRLndAQH1ShLAQKJsw/+P9d2fXWzMkgKQwnC7UFdKnlMGSd3yBG/ 4QxELC6GUCdG/HbtFiKfh0oxagX7P/175T6K3FYNthdvaG0svD1b1+nvKunuP5Ez 9f6zS5fI7Bmxt9K9csMyGgnVcYOVvzNr6iUX6LO+vgM19eoM/jFqPZ2KIE52y+bH RcsjmV0E3dybtCCSD8Ys2vR3XVDfS/RlNXWGgkSLrgHIsA9pPNbO/GThiLjELS38 GQ81tB4B60LxnssBxxxK3XAtbkB1xgUUNH4lUg9+GCwaJv71m2mQ1qcJf+Zfl22t hGmKZQb3cm3DIVXrOexVUUJ2xgdGiNtGYcEj6+19jjDMNTzmH638m+TTY9LdtEkw wHoIau1cK7TIbgx74POSDpFxMPvJlhAB18I9zqM6zuztp8jWlKXgUuVmeyDCG6kS Giuyn0hDZxShXtkZB6qcwe1Ofed6LBZkPIopPxK/N59kPb1DdGmrQBJNyiyQ4llG 3MBRYHrofgk72GS/6J+utN37CFUY92HYXEml2ruMHjll7ntoiM8eX76HfTiSvZmo 2jz90Ggmx8zXYse8oOdlWeQHmu40yvh5I5iZ3ZtHGW/k/FPBZEvB4ggXJsNDNfmC CmM4DN1W0WvudyB1Mlmxi+lt9jF9LJ92wiWAbQQwV1zrZlhkiKfMkVeWEGvVKvlF N3mFciepEBw= =GzjK -----END PGP SIGNATURE-----