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TUCoPS :: HP/UX :: ciacm003.txt

CIAC M-003 Hewlett-Packard rpcbind Security Vulnerability




             __________________________________________________________

                       The U.S. Department of Energy
                     Computer Incident Advisory Center
                           ___  __ __    _     ___
                          /       |     /_\   /
                          \___  __|__  /   \  \___
             __________________________________________________________

                             INFORMATION BULLETIN

                 Hewlett-Packard rpcbind Security Vulnerability
                   [Hewlett-Packard Security Bulletin: #0169]

October 4, 2001 20:00 GMT                                         Number M-003
______________________________________________________________________________
PROBLEM:       Certain RPC portmap requests can cause rpcbind to core dump. 
PLATFORM:      HP 9000 Series 700/800 running HP-UX releases 11.00 and 11.11. 
DAMAGE:        Possible Denial of Service. 
SOLUTION:      Install appropriate patch as listed below. 
______________________________________________________________________________
VULNERABILITY  The risk is MEDIUM. RPC vulnerabilities are well known and 
ASSESSMENT:    likely to be exploited. 
______________________________________________________________________________
LINKS: 
 CIAC BULLETIN:      http://www.ciac.org/ciac/bulletins/m-003.shtml 
______________________________________________________________________________

[***** Start Hewlett-Packard Security Bulletin: #0169 *****]

-----------------------------------------------------------------
     HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #0169,
     Originally issued: 01 October '01
-----------------------------------------------------------------

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:  Certain RPC Portmap Requests can cause rpcbind to core
          dump on HP-UX 11.X.

PLATFORM: HP9000 Series 700/800 running HP-UX releases 11.00 and
          11.11.

DAMAGE:   Possible Denial of Service.

SOLUTION: Install the appropriate patch for HP-UX releases as
          described below:

              11.00            PHNE_24034,
              11.11            PHNE_24035.

MANUAL ACTIONS: None

AVAILABILITY:   All patches are available now.

------------------------------------------------------------------
A. Background
    Certain RPC Portmap Requests can cause rpcbind to core dump
    on HP-UX 11.X.

B. Recommended solution
    The problem can be fully rectified by application of one of
    these patches to the appropriate HP-UX release:

              11.00            PHNE_24034,
              11.11            PHNE_24035.

    NOTE:  There are patch dependencies.

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.itrc.hp.com:~ftp/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.
  ________________________________________________________________

-----End of Document ID:  HPSBUX0110-169--------------------------------------

[***** End Hewlett-Packard Security Bulletin: #0169 *****]
_______________________________________________________________________________

CIAC wishes to acknowledge the contributions of Hewlett-Packard Company for the 
information contained in this bulletin.
_______________________________________________________________________________

CIAC, the Computer Incident Advisory Center, is the computer
security incident response team for the U.S. Department of Energy
(DOE) and the emergency backup response team for the National
Institutes of Health (NIH). CIAC is located at the Lawrence Livermore
National Laboratory in Livermore, California. CIAC is also a founding
member of FIRST, the Forum of Incident Response and Security Teams, a
global organization established to foster cooperation and coordination
among computer security teams worldwide.

CIAC services are available to DOE, DOE contractors, and the NIH. CIAC
can be contacted at:
    Voice:    +1 925-422-8193 (7x24)
    FAX:      +1 925-423-8002
    STU-III:  +1 925-423-2604
    E-mail:   ciac@ciac.org

Previous CIAC notices, anti-virus software, and other information are
available from the CIAC Computer Security Archive.

   World Wide Web:      http://www.ciac.org/
   Anonymous FTP:       ftp.ciac.org

PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing
communities receive CIAC bulletins.  If you are not part of these
communities, please contact your agency's response team to report
incidents. Your agency's team will coordinate with CIAC. The Forum of
Incident Response and Security Teams (FIRST) is a world-wide
organization. A list of FIRST member organizations and their
constituencies can be obtained via WWW at http://www.first.org/.

This document was prepared as an account of work sponsored by an
agency of the United States Government. Neither the United States
Government nor the University of California nor any of their
employees, makes any warranty, express or implied, or assumes any
legal liability or responsibility for the accuracy, completeness, or
usefulness of any information, apparatus, product, or process
disclosed, or represents that its use would not infringe privately
owned rights. Reference herein to any specific commercial products,
process, or service by trade name, trademark, manufacturer, or
otherwise, does not necessarily constitute or imply its endorsement,
recommendation or favoring by the United States Government or the
University of California. The views and opinions of authors expressed
herein do not necessarily state or reflect those of the United States
Government or the University of California, and shall not be used for
advertising or product endorsement purposes.

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