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TUCoPS :: HP/UX :: ciaci003.txt

HP-UX Mediainit Vulnerability



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

                             INFORMATION BULLETIN

                        HP-UX mediainit(1) Vulnerability

October 8, 1997 17:00 GMT                                         Number I-003
PROBLEM:       A vulnerability exists in the mediainit(1) command, used to
               prepare storage media for use.
PLATFORM:      HP 9000 Series 700/800s running HP-UX releases 9.X and 10.X.
DAMAGE:        May allow users to perform unauthorized activities.
SOLUTION:      Apply available patches.
VULNERABILITY  Hewlett-Packard recommends that the following Security Advisory
ASSESSMENT:    should be acted upon as soon as possible.

[ Start Hewlett-Packard Advisory ]

Document ID:  HPSBUX9710-071
Date Loaded:  971002
      Title:  Security Bulletin for mediainit(1) in HP-UX 9.X and 10.X

- -------------------------------------------------------------------------
        HEWLETT-PACKARD SECURITY BULLETIN: #00071, 02 October 1997
- -------------------------------------------------------------------------

 The information in the following Security Advisory 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 Advisory as soon as possible.

- -------------------------------------------------------------------------
PROBLEM:  The mediainit(1) command contains a defect.

PLATFORM: HP 9000 Series 700/800s running HP-UX releases 9.X and 10.X

DAMAGE:   Users can perform unauthorized activities.

SOLUTION: Apply the following patches as needed:

        PHCO_12326 - for s700/800 HP-UX release 10.30, or
        PHCO_12332 - for s700/800 HP-UX release 10.20, or
        PHCO_12342 - for s700/800 HP-UX release 10.10, or
        PHCO_12344 - for s700/800 HP-UX release 10.01, or
        PHCO_12346 - for s800 HP-UX release 9.X, or
        PHCO_12347 - for s700 HP-UX release 9.X

AVAILABILITY: All patches are available now.
- -------------------------------------------------------------------------
   A. Background
      Hewlett-Packard Co. has discovered a flaw in the HP-UX
      implementation of the mediainit(1) command, used to prepare storage
      media for use.

   B. Fixing the problem
      Apply the patch after retrieving it from the HP Electonic Support
      Center (see below).  Only this will completely resolve the defect.

   C. To subscribe to automatically receive future NEW HP Security
      Bulletins from the HP Electronic Support Center via electronic mail,
      do the following:

    Use your browser to get to the HP Electronic Support Center page at:

       (for US, Canada, Asia-Pacific, & Latin-America)

       (for Europe)

    Click on the Technical Knowledge Database, register as a user
    (remember to save the User ID assigned to you, and your password),
    and it will connect to a HP Search Technical Knowledge DB page.
    Near the bottom is a hyperlink to our Security Bulletin archive.
    Once in the archive there is another link to our current
    security patch matrix. Updated daily, this matrix is categorized
    by platform/OS release, and by bulletin topic.

   D. To report new security vulnerabilities, send email to

      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

     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

     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:  HPSBUX9710-071--------------------------------------

[ End Hewlett-Packard Advisory ]


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

CIAC, the Computer Incident Advisory Capability, 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:    +1 510-422-8193
    FAX:      +1 510-423-8002
    STU-III:  +1 510-423-2604

For emergencies and off-hour assistance, DOE, DOE contractor sites,
and the NIH may contact CIAC 24-hours a day. During off hours (5PM -
8AM PST), call the CIAC voice number 510-422-8193 and leave a message,
or call 800-759-7243 (800-SKY-PAGE) to send a Sky Page. CIAC has two
Sky Page PIN numbers, the primary PIN number, 8550070, is for the CIAC
duty person, and the secondary PIN number, 8550074 is for the CIAC
Project Leader.

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

   World Wide Web:
   Anonymous FTP: (
   Modem access:        +1 (510) 423-4753 (28.8K baud)
                        +1 (510) 423-3331 (28.8K baud)

CIAC has several self-subscribing mailing lists for electronic
1. CIAC-BULLETIN for Advisories, highest priority - time critical
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2. CIAC-NOTES for Notes, a collection of computer security articles;
3. SPI-ANNOUNCE for official news about Security Profile Inspector
   (SPI) software updates, new features, distribution and
4. SPI-NOTES, for discussion of problems and solutions regarding the
   use of SPI products.

Our mailing lists are managed by a public domain software package
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You will receive an acknowledgment email immediately with a confirmation
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If you include the word 'help' in the body of an email to the above address,
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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

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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H-108: SunOS, Solaris libX11 Buffer Overflow Vulnerability
H-109: Solaris DCE and AFS Integrated login Vulnerability
H-110: Samba Servers Vulnerability
I-001: HP-UX Denial of Service via telnet Vulnerability
I-002: Cisco CHAP Authentication Vulnerability

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