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                                    CERT-Renater

                         Note d'Information No. 2006/VULN426
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DATE                      : 03/08/2006

HARDWARE PLATFORM(S)      : Sun Fire T2000 Server.

OPERATING SYSTEM(S)       : Solaris 10.

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Sun(sm) Alert Notification
      * Sun Alert ID: 102543
      * Synopsis: Security Vulnerability on Sun Fire T2000 With Solaris 10
        (3/05 HW2)
      * Category: Security
      * Product: Sun Fire T2000 Server, Solaris 10 Operating System
      * BugIDs: 6338338
      * Avoidance: Patch, Upgrade
      * State: Resolved
      * Date Released: 01-Aug-2006
      * Date Closed: 01-Aug-2006
      * Date Modified:

1. Impact

    The crypto provider in Solaris 10 3/05 HW2 when running on Sun Fire
    T2000 platforms might incorrectly verify a DSA signature. Applications
    which depend on the results of this DSA signature verification might
    be vulnerable to trusting data which could have been tampered with.

2. Contributing Factors

    This issue can occur on the following platform:
      * Sun Fire T2000 with Solaris 10 (3/05 HW2) without patch
        121236-01

    Note: This issue only affects T2000 systems with Solaris 10 3/05 HW2
    installed.

    To determine if a system has this version of Solaris 10 installed
    (3/05 HW2), the following command can be run:
     % cat /etc/release
                Solaris 10 3/05 HW2 s10s_hw2wos_05 SPARC
         Copyright 2005 Sun Microsystems, Inc.  All Rights Reserved.
                Use is subject to license terms.
                  Assembled 26 September 2005


3. Symptoms

    There are no symptoms that would indicate this vulnerability has been
    exploited.

4. Relief/Workaround

    There is no workaround to this issue. Please see the Resolution
    section below.

5. Resolution

    This issue is addressed in the following releases:
      * Sun Fire T2000 (with Solaris 10) with patch 121236-01 or later
      * Sun Fire T2000 with Solaris 10 Update 1 or later

    Note: The T2000 platform is now shipping with Solaris 10 Update 1
    installed.

    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 2000-2006 Sun Microsystems, Inc., 4150 Network Circle, Santa
    Clara, CA 95054 U.S.A. All rights reserved

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