AusCERT - ESB-2002.714 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX0212-233 -- Security Vulnerability in Bind

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ESB-2002.714 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX0212-233 -- Security Vulnerability in Bind
Date: 20 December 2002
References: ESB-2002.637 ESB-2003.0109 ESB-2003.0615

Click here for printable version
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             AUSCERT External Security Bulletin Redistribution

     ESB-2002.714 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX0212-233
                      Security Vulnerability in Bind
                             20 December 2002

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

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

Product:                BIND4.9.7
                        BIND8.1.2
Vendor:                 Hewlett-Packard
Operating System:       HP-UX 10.10
                        HP-UX 10.20
                        HP-UX 11.00
                        HP-UX 11.04
                        HP-UX 11.11
Platform:               HP9000 Series 700/800
Impact:                 Root Compromise
                        Execute Arbitrary Code/Commands
                        Denial of Service
Access Required:        Remote

Ref:                    AL-2002.13
                        ESB-2002.637

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

Document ID:  HPSBUX0212-233
Date Loaded:  20021217
      Title:  SSRT2408 Security Vulnerability in Bind

 ------------------------------------------------------------------
 Source: HEWLETT-PACKARD COMPANY
 SECURITY BULLETIN: HPSBUX0212-233
 Originally issued: 18 Dec 2002
 SSRT2408 Security Vulnerability in Bind 
 -----------------------------------------------------------------

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: Potential buffer overflows in DNS resolver libraries.

PLATFORM: Bind 4.9.7 or Bind-8.1.2 on the following:
          HP9000 Series 700/800 running HP-UX release 11.11 (11i)
          HP9000 Series 700/800 running HP-UX release 11.04 (VVOS)
          HP9000 Series 700/800 running HP-UX release 11.00
          HP9000 Series 700/800 running HP-UX release 10.20
          HP9000 Series 700/800 running HP-UX release 10.10

IMPACT: Potential unauthorized access, denial of service.

SOLUTION: Until a product upgrade is available, download and
          install appropriate preliminary updates and the 
          appropriate preliminary or final patches.

MANUAL ACTIONS: Yes - NonUpdate
                Install the applicable upgrades and patches
                listed in the "Recommended solutions"
                section (below).

AVAILABILITY:  The depots are available now.
               The preliminary patches (depot files) are
               available ONLY from the ftp site (below) at
               this time.
               This bulletin will be will be updated when a
               product upgrade is available. This bulletin
               will also be updated when solutions for
               other vulnerable products are available.

 ------------------------------------------------------------------
 A. Background
    CERT advisory CA-2002-31 reports multiple vulnerabilities
    in Bind.  The following HP supplied Bind versions are 
    potentially vulnerable:

      BIND4.9.7 on 10.10, 10.20, 11.00, 11.04
      BIND8.1.2 on 11.00, 11.11

 B. Recommended solution

     The following preliminary fixes are available:

      HP-UX 10.10

       PHNE_27792.depot s700_800 10.10/10.20 Bind 4.9.7 components

      HP-UX 10.20

       PHNE_27792.depot s700_800 10.10/10.20 Bind 4.9.7 components

      HP-UX 11.00

       BIND812_v4.depot for 11.00
       PHNE_27793.depot s700_800 11.00 Bind 4.9.7 components

      HP-UX 11.04

       PHNE_28415 s700_800 11.04 (VVOS) Bind 4.9.7 components

      HP-UX 11.11

       PHNE_27794.depot s700_800 11.11 Bind-8.1.2 patch


    I. Until a product upgrade is available, download and install
       the BIND812_v4.depot for 11.00.  

      1. Download BIND812_v4.depot.gz from the ftp site.
         This file is temporary and will be deleted when a
         product upgrade is available from itrc.hp.com.

        System:    hprc.external.hp.com  (192.170.19.51)
        Login:     bind
        Password:  bind1

        FTP Access: ftp://bind:bind1@hprc.external.hp.com/
                or: ftp://bind:bind1@192.170.19.51/
        file: BIND812_v4.depot.gz

        Note: There is an ftp defect in IE5 that may result in
               a browser hang.  To work around this:
        - Select Tools -> Internet Options -> Advanced
        - Un-check the option: [ ] Enable folder view for FTP sites

      2. Copy the BIND812_v4.depot.gz file to a protected
         directory and unpack it.
         If you wish to verify the md5 sum please refer to:

               HPSBUX9408-016
               Patch sums and the MD5 program

          The md5 sum for BIND812_v4.depot is:

            MD5 (BIND812_v4.depot) = 
                    db894b51d6af9855b56150db118bc59f

          The cksum output is:

            cksum BIND812_v4.depot
            2493565620 1116160 BIND812_v4.depot


      3. Install BIND812_v4.depot using swinstall.



   II. Download and install the appropriate preliminary patch
       from the ftp site listed above:

      PHNE_27792.depot s700_800 10.10/10.20 Bind 4.9.7 components
      PHNE_27793.depot s700_800 11.00 Bind 4.9.7 components
      PHNE_28415       s700_800 11.04 (VVOS) Bind 4.9.7 components
      PHNE_27794.depot s700_800 11.11 Bind-8.1.2 patch

     MD5 (PHNE_27792.depot) = 613aa5827f0b4df4f51188857b5834d0
     cksum 4143672841 696320 PHNE_27792.depot

     MD5 (PHNE_27793.depot) = 6f0f0f34c7a51688f6506c56da636689
     cksum 4222745255 675840 PHNE_27793.depot

     MD5 (PHNE_28415) = b07cd934bdcac2bf9cdfcbb2b44644de
     cksum 1939013995 973906 PHNE_28415

     MD5 (PHNE_27794.depot) = aa2d467e274ef5637bbd16a96730383e
     cksum 540047999 665600 PHNE_27794.depot

- ------------------------------------------------------------------

 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.

 ----------------------------------------------------------------

(c) Copyright 2002 Hewlett-Packard Company
Hewlett-Packard Company shall not be liable for technical or
editorial errors or omissions contained herein. The information
in this document is subject to change without notice.
Hewlett-Packard Company and the names of HP products referenced
herein are trademarks and/or service marks of Hewlett-Packard
Company.  Other product and company names mentioned herein may be
trademarks and/or service marks of their respective owners.

 ________________________________________________________________
- -----End of Document ID:  HPSBUX0212-233--------------------------------------

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