From jg@FALSE.NET Fri Oct  2 00:53:11 1998
From: joshua grubman <jg@FALSE.NET>
To: BUGTRAQ@netspace.org
Date: Wed, 30 Sep 1998 14:32:10 -0400
Subject: Sun Security Bulletin #00176

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________________________________________________________________________________
                   Sun Microsystems, Inc. Security Bulletin

Bulletin Number:        #00176
Date:                   September 30, 1998
Cross-Ref:
Title:                  ftp
________________________________________________________________________________

The information contained in this Security Bulletin is provided "AS IS."
Sun makes no warranties of any kind whatsoever with respect to the information
contained in this Security Bulletin. ALL EXPRESS OR IMPLIED CONDITIONS,
REPRESENTATIONS AND WARRANTIES, INCLUDING ANY WARRANTY OF NON-INFRINGEMENT OR
IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE
HEREBY DISCLAIMED AND EXCLUDED TO THE EXTENT ALLOWED BY APPLICABLE LAW.

IN NO EVENT WILL SUN MICROSYSTEMS, INC. BE LIABLE FOR ANY LOST REVENUE,
PROFIT OR DATA, OR FOR DIRECT, SPECIAL, INDIRECT, CONSEQUENTIAL, INCIDENTAL
OR PUNITIVE DAMAGES HOWEVER CAUSED AND REGARDLESS OF ANY THEORY OF LIABILITY
ARISING OUT OF THE USE OF OR INABILITY TO USE THE INFORMATION CONTAINED IN
THIS SECURITY BULLETIN, EVEN IF SUN MICROSYSTEMS, INC. HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGES.

If any of the above provisions are held to be in violation of applicable law,
void, or unenforceable in any jurisdiction, then such provisions are waived
to the extent necessary for this disclaimer to be otherwise enforceable in
such jurisdiction.
________________________________________________________________________________

1.  Bulletins Topics

    Sun announces the release of patches for Solaris(tm) 2.6, 2.5.1, 2.5,
    2.3 (SunOS(tm) 5.6, 5.5.1, 5.5, 5.3), SunOS 4.1.4 and 4.1.3_U1 which
    relate to a vulnerability in the ftp program.

    Sun estimates that the release of patches for Solaris 2.4 (SunOS 5.4)
    that relate to the same vulnerability will be available within 9 weeks
    of the date of this bulletin.

    Sun recommends that you install the patches listed in section 4
    immediately on systems running SunOS 5.6, 5.5.1, 5.5, 5.3, 4.1.4 and
    4.1.3_U1 on systems that use ftp.

2.  Affected Supported Versions

    SunOS versions 5.6, 5.6_x86, 5.5.1, 5.5.1_x86, 5.5, 5.5_x86,
                   5.4, 5.4_x86, 5.3, 4.1.4 and 4.1.3_U1

3.  Understanding the Vulnerability

    The ftp command is the user interface to the Internet standard File
    Transfer Protocol (FTP).  ftp transfers files to and from a remote
    network site.  A vulnerability has been discovered in ftp client
    software whereby a malicious ftp server can trick the ftp client into
    executing arbitrary commands.

4.  List of Patches

    The following patches are available in relation to the above problem.

    SunOS               Patch ID
    _____               _________
    SunOS 5.6           106522-01
    SunOS 5.6_x86       106523-01
    SunOS 5.5.1         103603-09
    SunOS 5.5.1_x86     103604-09
    SunOS 5.5           103577-09
    SunOS 5.5_x86       103578-09
    SunOS 5.4           101945-60       ( available in 9 weeks )
    SunOS 5.4_x86       101946-53       ( available in 9 weeks )
    SunOS 5.3           101653-02
    SunOS 4.1.4         104477-04
    SunOS 4.1.3_U1      104454-04

_______________________________________________________________________________
APPENDICES

A.  Patches listed in this bulletin are available to all Sun customers via
    World Wide Web at:

        <URL:http://sunsolve.sun.com/sunsolve/pubpatches/patches.html>

B.  Checksums for the patches listed in this bulletin are available via
    World Wide Web at:

        <URL:http://sunsolve.sun.com/sunsolve/pubpatches/patches.html>

C.  Sun security bulletins are available via World Wide Web at:

        <URL:http://sunsolve.sun.com/pub-cgi/secbul.pl>

D.  Sun Security Coordination Team's PGP key is available via World Wide Web
    at:

        <URL:http://sunsolve.sun.com/sunsolve/secbulletins/SunSCkey.txt>

E.  To report or inquire about a security problem with Sun software, contact
    one or more of the following:

        - Your local Sun answer centers
        - Your representative computer security response team, such as CERT
        - Sun Security Coordination Team. Send email to:

                security-alert@sun.com

F.  To receive information or subscribe to our CWS (Customer Warning System)
    mailing list, send email to:

                security-alert@sun.com

    with a subject line (not body) containing one of the following commands:

        Command         Information Returned/Action Taken
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        help            An explanation of how to get information

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        report [topic]  The email is treated as a security report and is
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        send topic      A short status summary or bulletin. For example, to
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                                send #138

        subscribe       Sender is added to our mailing list.  To subscribe,
                        supply the following in the subject line (not body):

                                subscribe cws your-email-address

                        Note that your-email-address should be substituted
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        unsubscribe     Sender is removed from the CWS mailing list.
________________________________________________________________________________

Copyright 1998 Sun Microsystems, Inc. All rights reserved. Sun,
Sun Microsystems, Solaris and SunOS are trademarks or registered trademarks
of Sun Microsystems, Inc. in the United States and other countries. This
Security Bulletin may be reproduced and distributed, provided that this
Security Bulletin is not modified in any way and is attributed to
Sun Microsystems, Inc. and provided that such reproduction and distribution
is performed for non-commercial purposes.


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