Document ID:  HPSBUX9812-090
Date Loaded:  19981206
      Title:  Security Vulnerability in remote network commands

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    HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #00090, 07 December 1998
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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.

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PROBLEM: Various remote network commands have security defects.

PLATFORM: HP 9000 Series 700/800

DAMAGE: Users can access unauthorized files / gain increased privileges.

SOLUTION: Apply the cummulative patch listed below

AVAILABILITY: All patches are available now.

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I.
   A. Background
      Various HP-UX remote network commands (r-cmnds) in the fileset
      InternetSrvcs.INETSVCS-RUN have been enhanced.  These include
      remshd(1M), rexecd(1M), rlogind(1M), rlogin(1), remsh(1),
      rcp(1), rexec(1), and rdist(1).
      All of these commands have been bundled into one convenient patch
      to address various operational and security defects noted the
      recent past.

   B. Fixing the problem -
      Install patch:
       for HP-UX 10.00, 10.01 and 10.10:          PHNE_13618, or
       for HP-UX 10.20 and 10.30:                 PHNE_13619, or
       for HP-UX 11.00:                           PHNE_16091.

      NOTE: The VirtualVault product (HP-UX 10.24) is not affected.

   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:

        http://us-support.external.hp.com
               (for US, Canada, Asia-Pacific, & Latin-America)
        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 assigned to you, and your password.
      Once you are in the Main Menu:
      To -subscribe- to future HP Security Bulletins,
        click on "Support Information Digests".
      To -review- bulletins already released from the main Menu,
        click on the "Search Technical Knowledge Database."

      Near the bottom of the next page, click on "Browse the HP
      Security Bulletin Archive".
      Once in the archive there is another link to our current Security
      Patch Matrix.  Updated daily, this matrix categorizes security
      patches by platform/OS release, and by bulletin topic.

      The security patch matrix is also available via anonymous ftp:

      us-ffs.external.hp.com
      ~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.
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