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             AUSCERT External Security Bulletin Redistribution

 ESB-2003.0675 -- HEWLETT-PACKARD COMPANY SECURITY BULLETIN: HPSBUX0309-282
           SSRT3629 Security Vulnerability in HP-UX Secure Shell
                             23 September 2003

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

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

Product:                ssh
Publisher:              Hewlett-Packard
Operating System:       HP-UX 11.22
                        HP-UX 11.11
                        HP-UX 11.00
Platform:               HP9000 Series 700/800
Impact:                 Execute Arbitrary Code/Commands
                        Denial of Service
Access Required:        Remote
CVE Names:              CAN-2003-0693

Ref:                    AL-2003.16

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 Source: HEWLETT-PACKARD COMPANY
 SECURITY BULLETIN: HPSBUX0309-282
 Originally issued: 22 Sept 2003
 SSRT3629 Security Vulnerability in HP-UX Secure Shell

 ----------------------------------------------------------------
NOTICE: There are no restrictions for distribution of this
Bulletin provided that it remains complete and intact.

The information in the following Security Bulletin should be
acted upon as soon as possible.  Hewlett-Packard Company will
not be liable for any consequences to any customer resulting
from customer's failure to fully implement instructions in this
Security Bulletin as soon as possible.

 -----------------------------------------------------------------
PROBLEM:  OpenSSH daemon has a buffer management error.

IMPACT:   Possible privilege increase, remote execution of code.

PLATFORM: HP 9000 Servers running HP-UX releases B.11.00, B.11.11
          and B.11.22 only with the T1471AA HP-UX Secure Shell
          product installed.

SOLUTION: New binaries have been prepared and are available
          for the following HP-UX releases:

    B.11.22      T1471AA_A.03.61.002_HP-UX_B.11.22_IA.depot
    B.11.11      T1471AA_A.03.61.002_HP-UX_B.11.11_32+64.depot
    B.11.00      T1471AA_A.03.61.002_HP-UX_B.11.00_32+64.depot

MANUAL ACTIONS: Yes - NonUpdate
                Download and install the appropriate depot from
                the ftp site (see below).

AVAILABILITY: The new HP-UX Secure Shell depot is available now.

 -----------------------------------------------------------------
A. Background
    Pursuant to the CERT Advisory CA-2003-24 on OpenSSH,
    Hewlett-Packard Company has learned of a defect in the
    code in SSH, product number T1471AA.

   AFFECTED VERSIONS:
     The following is a list by HP-UX revision of
     affected filesets and the fileset revision or
     patch containing the fix.  To determine if a
     system has an affected version, search the
     output of "swlist -a revision -l fileset"
     for an affected fileset, then determine if
     a fixed revision or the applicable patch is
     installed.

     HP-UX B.11.22
     =============
     Secure_Shell.SECURE_SHELL, revision A.03.61.001 or previous
     fix: install T1471AA_A.03.61.002_HP-UX_B.11.22_IA.depot

     HP-UX B.11.11
     =============
     Secure_Shell.SECURE_SHELL, revision A.03.61.001 or previous
     fix: install T1471AA_A.03.61.002_HP-UX_B.11.11_32+64.depot

     HP-UX B.11.00
     =============
     Secure_Shell.SECURE_SHELL, revision A.03.61.001 or previous
     fix: install T1471AA_A.03.61.002_HP-UX_B.11.00_32+64.depot

   END AFFECTED VERSIONS


B. Fixing the problem
    HP has produced the following new depots which fix this
    defect for its version, which is based on OpenSSH release
    3.6.2.  Called A.03.61.002, it is the newest version of
    HP-UX Secure Shell.

    B.11.22      T1471AA_A.03.61.002_HP-UX_B.11.22_IA.depot
    B.11.11      T1471AA_A.03.61.002_HP-UX_B.11.11_32+64.depot
    B.11.00      T1471AA_A.03.61.002_HP-UX_B.11.00_32+64.depot


    To retrieve this depots for HP-UX B.11.00, B.11.11, and
    B.11.22, ftp to the following system.
     System:           hprc.external.hp.com  (192.170.19.51)
     Login:            ssh
     Password:         ssh

    Via BROWSER/FTP ACCESS --

     ftp://ssh:ssh@hprc.external.hp.com/
     ftp://ssh:ssh@192.170.19.51/

    The cksum(1) and md5 sums of the depots are as follows:

    B.11.00
    cksum:
          3964261869 20766720
    md5:
          C3DF7DB9400F7898AA75FA9A11C533F1
    for T1471AA_A.03.61.002_HP-UX_B.11.00_32+64.depot

    B.11.11
    cksum:
          2299042201 20582400
    md5:
          49D69C76081F1DFB42F041D8D9555FE5
    for T1471AA_A.03.61.002_HP-UX_B.11.11_32+64.depot

    B.11.22
    cksum:
          1854523216 14950400
    md5:
          0119ECBAA39CA3859025D9F2ACC69559
    for T1471AA_A.03.61.002_HP-UX_B.11.22_IA.depot

    NOTE: This bulletin will be revised when the depots are
          available on <software.hp.com>.


C. To subscribe to automatically receive future NEW HP Security
   Bulletins from the HP IT Resource Center via electronic
   mail, do the following:

   Use your browser to get to the HP IT Resource Center page at:

       http://itrc.hp.com

    Use the 'Login' tab at the left side of the screen to login
    using your ID and password.  Use your existing login or the
    "Register" button at the left to create a login, in order to
    gain access to many areas of the ITRC.  Remember to save the
    User ID assigned to you, and your password.

    In the left most frame select "Maintenance and Support".

    Under the "Notifications" section (near the bottom of
    the page), select "Support Information Digests".

    To -subscribe- to future HP Security Bulletins or other
    Technical Digests, click the check box (in the left column)
    for the appropriate digest and then click the "Update
    Subscriptions" button at the bottom of the page.

    or

    To -review- bulletins already released, select the link
    (in the middle column) for the appropriate digest.

    To -gain access- to the Security Patch Matrix, select
    the link for "The Security Bulletins Archive".  (near the
    bottom of the page)  Once in the archive the third link is
    to the current Security Patch Matrix. Updated daily, this
    matrix categorizes security patches by platform/OS release,
    and by bulletin topic.  Security Patch Check completely
    automates the process of reviewing the patch matrix for
    11.XX systems.

    For information on the Security Patch Check tool, see:
    http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/
    displayProductInfo.pl?productNumber=B6834AA"

    The security patch matrix is also available via anonymous
    ftp:

    ftp://ftp.itrc.hp.com/export/patches/hp-ux_patch_matrix/

    On the "Support Information Digest Main" page:
    click on the "HP Security Bulletin Archive".


D. To report new security vulnerabilities, send email to

    security-alert@hp.com

   Please encrypt any exploit information using the
   security-alert PGP key, available from your local key
   server, or by sending a message with a -subject- (not body)
   of 'get key' (no quotes) to security-alert@hp.com.

   Permission is granted for copying and circulating this
   Bulletin to Hewlett-Packard (HP) customers (or the Internet
   community) for the purpose of alerting them to problems,
   if and only if, the Bulletin is not edited or changed in
   any way, is attributed to HP, and provided such reproduction
   and/or distribution is performed for non-commercial purposes.

   Any other use of this information is prohibited. HP is not
   liable for any misuse of this information by any third party.
 ________________________________________________________________
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