AusCERT - ESB-97.025 -- Hewlett Packard Advisory on vgdisplay

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ESB-97.025 -- Hewlett Packard Advisory on vgdisplay
Date: 20 February 1997

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              AUSCERT External Security Bulletin Redistribution

                             
             ESB-97.025 -- Hewlett Packard Advisory on vgdisplay
                              20 February 1997

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Hewlett-Packard have released the following security bulletin giving patch
information for a vulnerability in the vgdisplay command under HP-UX 10.x.
This bulletin addresses the vulnerability previously described in the
AUSCERT Advisory AA-97.04 HP-UX vgdisplay Buffer Overrun Vulnerability.

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 4477
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.


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Document Id: [HPSBUX9702-056]
Date Loaded: [02-20-97]

Description: Security Vulnerability in vgdisplay command
===============================================================================

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        HEWLETT-PACKARD SECURITY BULLETIN: #00056, 20 February 1997
- -------------------------------------------------------------------------

The information in the following Security Bulletin should be acted upon
as soon as possible.  Hewlett Packard 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.

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PROBLEM:  Vulnerability in vgdisplay command

PLATFORM: HP 9000 Series 700/800s running HP-UX release 10.X

DAMAGE:   Allows local user unauthorized root access.

SOLUTION: Apply the following patch:

          PHCO_10048 on all platforms with HP-UX releases 10.20,
          PHCO_10059 on all platforms with HP-UX releases 10.10,
          PHCO_10060 on all platforms with HP-UX releases 10.01,
          PHCO_10061 on all platforms with HP-UX releases 10.00,
          PHCO_10052 on all platforms with HP-UX releases 10.24.

          NOTE: HP-UX release 9.X is not affected.

AVAILABILITY: All patches are available now.
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I.
   A. Background
      Hewlett-Packard has learned of the need for patches on the LVM
      command vgdisplay.

   B. Recommended solution
      The system administrator needs to obtain and apply the pathes
      mentioned above.

   C. Impact of the patch
      The patch is a cumulative LVM command and fully fixes the
      vulnerability.

   D. To subscribe to automatically receive future NEW HP Security
      Bulletins from the HP SupportLine Digest service via electronic
      mail, do the following:

      1)  From your Web browser, access the URL:

      http://us-support.external.hp.com (US,Canada,
      Asia-Pacific, and Latin-America)

      http://europe-support.external.hp.com  (Europe)

      2)  On the HP Electronic Support Center main screen, select
      the hyperlink "Support Information Digests".

      3)  On the "Welcome to HP's Support Information Digests" screen,
      under the heading "Register Now", select the appropriate hyperlink
      "Americas and Asia-Pacific", or "Europe".

      4)  On the "New User Registration" screen, fill in the fields for
      the User Information and Password and then select the button
      labeled "Submit New User".

      5)  On the "User ID Assigned" screen, select the hyperlink
      "Support Information Digests".

      ** Note what your assigned user ID and password are for future
      reference.

      6)  You should now be on the "HP Support Information Digests Main"
      screen.  You might want to verify that your email address is
      correct as displayed on the screen.  From this screen, you may
      also view/subscribe to the digests, including the security
      bulletins digest.

      To get a patch matrix of current HP-UX and BLS security
      patches referenced by either Security Bulletin or Platform/OS,
      click on following screens in order:
         Technical Knowledge Database
         Browse Security Bulletins
         Security Bulletins Archive
         HP-UX Security Patch Matrix


   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.
_______________________________________________________________________

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