-----BEGIN PGP SIGNED MESSAGE-----

===========================================================================
              AUSCERT External Security Bulletin Redistribution
                             
      ESB-1999.050 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBMP9904-006
                    Security Vulnerability in MPEi/X debug
                                20 April 1999

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

Hewlett-Packard has released the following bulletin concerning a security
vulnerability in the debug utility in HP3000 systems running MPE/iX 5.0
and MPE/iX 5.5.  This vulnerability may allow users to gain increased
privileges.

- --------------------------BEGIN INCLUDED TEXT--------------------

Document ID:  HPSBMP9904-006
Date Loaded:  19990412
      Title:  Security Vulnerability in MPEi/X debug

- -------------------------------------------------------------------------
 HEWLETT-PACKARD COMPANY SECURITY BULLETIN: (MPE/iX) #006, 13 April 1999
- -------------------------------------------------------------------------

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 : Debug improperly handles commands.

PLATFORM: All HP3000 systems running the MPE/iX 5.0 and MPE/iX 5.5
          release of the Operating System only.

DAMAGE  : Users can gain increased privileges.

SOLUTION: Apply the appropriate patches to correct the problem:

           For MPE/iX 5.0:    MPEKXM1A
           For MPE/iX 5.5:    MPEKXM1B

- ---------------------------------------------------------------------
I.
   A. Background
      Under certain conditions, improper use of the debug utility
      in MPE/iX Operating system can result in users gaining increased
      privileges.

   B. Fixing the problem
      Obtain the patch from the HP Electronic Support Center (ESC)
      by following the instructions below.  Installing the following
      patch will completely close this vulnerability.

       For all HP3000 platforms running MPE/iX 5.0: MPEKXM1A
       For all HP3000 platforms running MPE/iX 5.5: MPEKXM1B

      NOTE: The problem does not exist with the release MPE/iX 6.0.

   C. To subscribe to automatically receive future NEW HP Security
      Bulletins or access the HP Electronic Support Center, use your
      browser to get to our ESC web page at:

      http://us-support.external.hp.com   (for non-European locations),
      or  http://europe-support.external.hp.com  (for Europe)

      Login with your user ID and password (or register for one).
      Remember to save the User ID/password assigned to you.

      Once you are in the Main Menu:
      To -subscribe- to future HP Security Bulletins,
        click on "Support Information Digests".
      To -review Security bulletins already released-,
        click on the "Search Technical Knowledge Database."
      To -retrieve patches-, click on "Individual Patches" and select
        appropriate release and locate with the patch identifier (ID).
      To -browse the HP Security Bulletin Archive-,  select the link at
       the bottom of the page once in the "Support Information Digests".
      To -view the Security Patch Matrix-, (updated daily) which
       categorizes security patches by platform/OS release, and by
       bulletin topic, go to the archive (above) and follow the links.

      The security patch matrix is also available via anonymous ftp:
      us-ffs.external.hp.com   or  ~ftp/export/patches/hp-ux_patch_matrix

   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.
________________________________________________________________________
- -----End of Document ID:  HPSBMP9904-006--------------------------------------

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

This security bulletin is provided as a service to AusCERT's members.  As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content.  The decision to use any or all of this information is
the responsibility of each user or organisation, and should be done so in
accordance with site policies and procedures.

NOTE: This is only the original release of the security bulletin.  It will
not be updated when updates to the original are made.  If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the original authors to ensure that the information is still current.

Contact information for the authors of the original document is included
in the Security Bulletin above.  If you have any questions or need further
information, please contact them directly.

Previous advisories and external security bulletins can be retrieved from:

	http://www.auscert.org.au/Information/advisories.html

If you believe that your system has been compromised, contact AusCERT or
your representative in FIRST (Forum of Incident Response and Security
Teams).

Internet Email: auscert@auscert.org.au
Facsimile:	(07) 3365 7031
Telephone:	(07) 3365 4417 (International: +61 7 3365 4417)
		AusCERT personnel answer during Queensland business hours
		which are GMT+10:00 (AEST).
		On call after hours for emergencies.

-----BEGIN PGP SIGNATURE-----
Version: 2.6.3i
Charset: noconv
Comment: ftp://ftp.auscert.org.au/pub/auscert/AUSCERT_PGP.key

iQCVAwUBNx8JICh9+71yA2DNAQFLJAP9HmLeB9PsFKE7bnkSOtNHgyhOkTZxHcS+
cxrWcQAhC7S/UnpLWnxzSZLGnl3n2fjHf6oF6kMMspj4ULjDlweqPRXZ/WGFMjnw
5ct13usl947zb7+C8ClNr1Q7zXEIFF3BB0JxoVGgxo835CjFEBedoAOrzESA/LlK
Zqgf+cKsrQk=
=LB0B
-----END PGP SIGNATURE-----