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             AUSCERT External Security Bulletin Redistribution

         ESB-2004.0777 -- Vulnerability in Sun Java System Web and
                Application Server allows session hijacking
                             15 December 2004

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Sun Java System Web Server 6.1 SP1 and prior
                   Sun Java System Application Server 7 Update 4 and prior
Publisher:         Sun Microsystems
Operating System:  Solaris
                   Linux variants
                   UNIX variants
                   Windows
Impact:            Inappropriate Access
                   Reduced Security
Access:            Remote/Unauthenticated

Original Bulletin: http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-26-57699-1

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 Sun(sm) Alert Notification 
     * Sun Alert ID: 57699
     * Synopsis: A Security Vulnerability in Sun Java System Web and
       Application Server May Allow Unprivileged Users the Ability to
       Access Session IDs
     * Category: Security
     * Product: Sun Java System Application Server, Sun Java System Web
       Server
     * BugIDs: 5063854, 5065017
     * Avoidance: Upgrade
     * State: Resolved
     * Date Released: 13-Dec-2004
     * Date Closed: 13-Dec-2004
     * Date Modified:

   1. Impact A Security Vulnerability in Sun Java System Web Server and
   Sun Java System Application Server may allow a local or remote
   unprivileged user the ability to obtain the session ID of another
   user. This information can be used to gain access to a session if the
   session is active and the application does not require authentication.

   2. Contributing Factors This issue can occur in the following releases
   for all platforms:

     * Sun Java System Web Server 6.1 Service Pack 1 and earlier
     * Sun Java System Application Server 7 Standard Edition Update 4 and
       earlier
     * Sun Java System Application Server 7 Platform Edition Update 4 and
       earlier
     * Sun Java System Application Server 7 2004Q2

   3. Symptoms There are no reliable symptoms that would indicate the
   described issue has been exploited.

   Solution Summary [2]Top

   4. Relief/Workaround There is no workaround. Please see the
   "Resolution" section below.

   5. Resolution This issue is addressed in the following releases:

     * Sun Java System Web Server 6.1 Service Pack 2 and later
     * Sun Java System Application Server 7 Standard Edition Update 5 and
       later
     * Sun Java System Application Server 7 Platform Edition Update 5 and
       later
     * Sun Java System Application Server 7 2004Q2 Update 1 and later

   Sun Java System Web Server 6.1 Service Pack 3 is available for
   download at:

     * [3]http://wwws.sun.com/software/download/products/415a094d.html

   Sun Java System Application Server 7 Standard Edition Update 5 is
   available for download at:

     * [4]http://wwws.sun.com/software/download/products/414b472d.html

   Sun Java System Application Server 7 Platform Edition Update 5 is
   available for download at:

     * [5]http://wwws.sun.com/software/download/products/4151fe59.html

   Sun Java System Application Server 7 2004Q2 Update 1 is available for
   download at:

     * [6]http://wwws.sun.com/software/download/products/4154c5a5.html

   This Sun Alert notification is being provided to you on an "AS IS"
   basis. This Sun Alert notification may contain information provided by
   third parties. The issues described in this Sun Alert notification may
   or may not impact your system(s). Sun makes no representations,
   warranties, or guarantees as to the information contained herein. ANY
   AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
   WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
   NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT
   YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT,
   INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE
   OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN.
   This Sun Alert notification contains Sun proprietary and confidential
   information. It is being provided to you pursuant to the provisions of
   your agreement to purchase services from Sun, or, if you do not have
   such an agreement, the Sun.com Terms of Use. This Sun Alert
   notification may only be used for the purposes contemplated by these
   agreements.

   Copyright 2000-2004 Sun Microsystems, Inc., 4150 Network Circle, Santa
   Clara, CA 95054 U.S.A. All rights reserved.

References

   1. http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-26-57699-1#top
   2. http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-26-57699-1#top
   3. http://wwws.sun.com/software/download/products/415a094d.html
   4. http://wwws.sun.com/software/download/products/414b472d.html
   5. http://wwws.sun.com/software/download/products/4151fe59.html
   6. http://wwws.sun.com/software/download/products/4154c5a5.html

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===========================================================================
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