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             AUSCERT External Security Bulletin Redistribution

       ESB-2002.190 -- HP Support Information Digests HPSBMP0204-013
           Sec. Vulnerability with MPE/ix and malformed packets
                               19 April 2002

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

Product:                MPE/ix
Vendor:                 Hewlett-Packard
Operating System:       MPE/iX 6.0
                        MPE/iX 6.5
                        MPE/iX 7.0
Impact:                 Denial of Service
Access Required:        Remote

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Document ID:  HPSBMP0204-013
Date Loaded:  20010117
      Title:  Sec. Vulnerability with MPE/ix and malformed packets

- -----------------------------------------------------------------
   HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #013,
   Originally issued: 17 April 2002
 -----------------------------------------------------------------

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:  SA1457 out of i_port_timeout.fix_up_message_frame

PLATFORM: MPE/iX 6.0, 6.5, 7.0.

DAMAGE:   System failure.

SOLUTION: Install the patch.

MANUAL ACTIONS: Install new software version

AVAILABILITY:   Immediately, via ITRC

 ------------------------------------------------------------------
A. Background
   It was found that a malformed IP packet could result in a SA1457
   out of i_port_timeout.fix_up_message_frame on MPE/iX.

B. Fixing the problem
   Patches were built that tested for the malformed IP packets and
   avoided the abort:
      6.0      NSTGDB0
      6.5      NSTGDB1
      7.0      NSTGDB2

C. Recommended solution
   Install the patch, or its supersede, for appropriate OS level:

      6.0      NSTGDB0
      6.5      NSTGDB1
      7.0      NSTGDB2

D. 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) "Search Technical Knowledge
   Database".

   To -gain access- to the Security Patch Matrix, or the
   "The Security Bulletins Archive" 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
   HP-UX 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.itrc.hp.com:~ftp/export/patches/hp-ux_patch_matrix

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

E. 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.

- -----End of Document ID:  HPSBMP0204-013--------------------------------------

- --------------------------END INCLUDED TEXT--------------------

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