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             AUSCERT External Security Bulletin Redistribution

                              ESB-2009.1684.2
           Directory Proxy Server Provided with Directory Server
              Enterprise Edition 6 - Multiple Vulnerabilities
                             29 December 2009

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

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

Product:           Directory Proxy Server
Publisher:         Sun Microsystems
Operating System:  Solaris
                   Linux variants
                   HP-UX
                   AIX
                   Windows
Impact/Access:     Increased Privileges     -- Existing Account      
                   Denial of Service        -- Remote/Unauthenticated
                   Access Confidential Data -- Existing Account      
Resolution:        Patch/Upgrade
CVE Names:         CVE-2009-4440 CVE-2009-4441 CVE-2009-4442
                   CVE-2009-4443  

Original Bulletin: 
   http://sunsolve.sun.com/search/printfriendly.do?assetkey=1-66-270789-1

Revision History:  December 29 2009: Updated CVE References
                   December 29 2009: Initial Release

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Article ID : 270789
Article Type : Sun Alert
Last reviewed : 2009-12-23
Audience : PUBLIC
Keywords :

Copyright Notice: Copyright © 2009 Sun Microsystems, Inc. All Rights
Reserved

Directory Proxy Server Provided with Directory Server Enterprise
Edition 6 is Subject to Denial of Service (DoS) and May Allow
Unauthorized Access to Certain Data
  _________________________________________________________________

Category : Security
Release Phase : Resolved
Bug Id : 6828462, 6823593, 6782659, 6855978, 6648665
Product : Sun Java System Directory Server Enterprise Edition 6.0
Sun Java System Directory Server Enterprise Edition 6.1
Sun Java System Directory Server Enterprise Edition 6.2
Sun Java System Directory Server Enterprise Edition 6.3
Date of Resolved Release : 23-Dec-2009

Directory Proxy Server Provided with Directory Server Enterprise Edition 6 
is Subject to Denial of Service (DoS) and May Allow Unauthorized Access to 
Certain Data


1. Impact
Multiple security vulnerabilities in the Directory Proxy Server
provided with Directory Server Enterprise Edition 6.x may allow a
remote unprivileged user to do the following:

- - cause a client operation to run temporarily with another client's
privileges under certain circumstances
- - cause the server to stop responding to new client connections, using
specially forged packets
- - prevent the server from sending results to other 'psearch' clients
using a specially designed 'psearch' client"


2. Contributing Factors
These issues can occur in the following releases (for Solaris 9 and 10
on SPARC and x86 platforms, for Linux, and Windows):
PatchZIP (Compressed Archive) and Native package versions:
  * Sun Java System Directory Server Enterprise Edition 6.0
  * Sun Java System Directory Server Enterprise Edition 6.1
  * Sun Java System Directory Server Enterprise Edition 6.2
  * Sun Java System Directory Server Enterprise Edition 6.3
  * Sun Java System Directory Server Enterprise Edition 6.3.1 without
    patch 141958-01

Note: Sun Java System Directory Server 5.2 is not affected by this
issue.
To determine if the Directory Proxy Server part of Directory Server
Enterprise Edition running on a system is affected, the following
command can be used:
$ dpadm -V

If the output contains the version string 6.0, 6.1, 6.2, 6.3 or 6.3.1,
the system is affected by this issue.

3. Symptoms
If the server is affected by these vulnerabilities, the following
symptoms can be seen:

- - A client operation running temporarily with another client's
privileges may fail if temporary privileges are not suitable.
- - The server doesn't answer to new client connections until restarted
and messages are logged in the error log.
- - The server consumes 100% of a given Core/CPU and psearch clients do
not receive updates.


4. Workaround
There is no workaround for these issues. Please see the Resolution
section below.

5. Resolution
These issues are addressed in the following release (for Solaris 9 and
10 on SPARC and x86 platforms, for Linux, and Windows):
  * Sun Java System Directory Server Enterprise Edition 6.3.1 with
    patch 141958-01 or later

Systems with Sun Java System Directory Server Enterprise Edition
versions before 6.3.1 are recommended to upgrade to 6.3.1 and then
install the resolution patch listed above.
The upgrade procedure is described in "Sun Java System Directory
Server Enterprise Edition 6.3.1 Release Notes" in Chapter 2 at:

http://docs.sun.com/doc/820-5817/gibic

For more information on Security Sun Alerts, see Technical
Instruction ID 213557.

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 2000-2009 Sun Microsystems, Inc., 4150 Network Circle, Santa
Clara, CA 95054 U.S.A. All rights reserved

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