Visit our newest sister site!
Hundreds of free aircraft flight manuals
Civilian • Historical • Military • Declassified • FREE!


TUCoPS :: HP/UX :: ciach31a.txt

HP-UX ppl Executable Vulnerability




-----BEGIN PGP SIGNED MESSAGE-----

             __________________________________________________________

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

                             INFORMATION BULLETIN

                       HP-UX ppl executable Vulnerability

November 26, 1997 18:00 GMT                                       Number H-31a
______________________________________________________________________________
PROBLEM:       A vulnerability with the ppl executable ([/usr]/bin/ppl) has
               been identified.
PLATFORM:      HP 9000 series 700/800s running HP-UX 9.x & 10.x
DAMAGE:        This vulnerability may allow local users to gain root
               privileges.
SOLUTION:      Install patches listed below.
______________________________________________________________________________
VULNERABILITY  Exploit details involving this vulnerability have been made
ASSESSMENT:    publicly available.
______________________________________________________________________________

[ Appended to H-31 on November 26,1997 with additional patch information from
Hewlett-Packard ]

[ Start Hewlett-Packard Advisory ]

=============================================================================
Document Id: [HPSBUX9702-053]
Date Loaded: [02-13-97]

Description: Security Vulnerability in the ppl executable
==============================================================================

- -------------------------------------------------------------------------
      HEWLETT-PACKARD SECURITY BULLETIN: #00053, 13 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.

- -------------------------------------------------------------------------
PROBLEM:  Security Vulnerability in [/usr]/bin/ppl

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

DAMAGE:   Vulnerabilities exist allowing local users to gain root
          privileges.

SOLUTION: Apply patch:
          PHNE_9378 for all platforms with HP-UX releases 9.X
          PHNE_9375 for all platforms with HP-UX releases 10.00/10.01
          PHNE_9376 for all platforms with HP-UX releases 10.10
          PHNE_9771 for all platforms with HP-UX releases 10.20

AVAILABILITY: All patches are available now.
- -------------------------------------------------------------------------
I.
   A. Background
      A vulnerability with the ppl executable ([/usr]/bin/ppl) has been
      discovered. The fileset affected is Networking.SLIP-RUN.

   B. Fixing the problem
      The vulnerability can be eliminated from HP-UX releases 9.X and
      10.X by applying the appropriate patch.

   C. Recommended solution
      1. Determine which patch is appropriate for your operating
         system.

      2. Hewlett-Packard's HP-UX patches are available via email
         and the World Wide Web

         To obtain a copy of the Hewlett-Packard SupportLine email
         service user's guide, send the following in the TEXT PORTION
         OF THE MESSAGE to support@us.external.hp.com (no Subject
         is required):
                              send guide

         The users guide explains the HP-UX patch downloading process
         via email and other services available.

         World Wide Web service for downloading of patches
         is available via our URL:
                  (http://us.external.hp.com)

      3. Apply the patch to your HP-UX system.

      4. Examine /tmp/update.log (9.X), or /var/adm/sw/swinstall.log
         (10.X), for any relevant WARNING's or ERROR's.

   D. Impact of the patch
      The patches for HP-UX releases 9.X and 10.X provide enhancements
      to the ppl executable to avoid this vulnerability.

   E. To subscribe to automatically receive future NEW HP Security
      Bulletins from the HP SupportLine mail 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".

      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.


   F. To report new security vulnerabilities, send email to

          security-alert@hp.com

      Please encrypt 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 Hewlett-Packard Advisory ]

[ Start Appended Hewlett-Packard Advisory ]

Document ID:  HPSBUX9704-057
Date Loaded:  971124
      Title:  Security Vulnerability in ppl command

- -------------------------------------------------------------------------
**REVISED 01** HEWLETT-PACKARD SECURITY BULLETIN: #00057, 22 April 1997
Last Revised:   24 November 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.

- -------------------------------------------------------------------------
PROBLEM:  Security Vulnerability in [/usr]/bin/ppl

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

DAMAGE:   Vulnerability exists that could allow local users to gain
          root privileges.

SOLUTION: Apply patch:
**REVISED 01**
          PHNE_13179 for all platforms with HP-UX releases 9.X,
          PHNE_13180 for all platforms with HP-UX releases 10.00 & 10.01,
          PHNE_13181 for all platforms with HP-UX release 10.10,
          PHNE_13182 for all platforms with HP-UX release 10.20,
          PHNE_12499 for all platforms with HP-UX release 10.30.

AVAILABILITY: All patches are currently available.

CHANGE SUMMARY: This bulletin revision references new & improved patches.
- -------------------------------------------------------------------------
I.
   A. Background
      A vulnerability in the ppl executable ([/usr]/bin/ppl) exists.
      (Detailed in AUSCERT Advisory AA-97.07).

   B. Fixing the problem
**REVISED 01**

      The vulnerability can be eliminated from HP-UX releases 9.X and
      up to and including 10.30, by applying the appropriate patch.

   C. Recommended solution
**REVISED 01**

      1. Determine which patch is appropriate for your operating
         system.  HP-UX version 10.00 users are encouraged to upgrade
         to HP-UX version 10.01 or above.
         NOTE: HP-UX release 10.24 (VVOS) is not vulnerable.


         World Wide Web service for downloading of patches is available
         for free by registered users via our URL at the Electronic
         Support Center (ESC).  (See Section E below).

      2. Apply the patch to your HP-UX system.

      3. Examine /tmp/update.log (9.X), or /var/adm/sw/swinstall.log
         (10.X), for any relevant WARNING's or ERROR's.

   D. Impact of the patch
      The patches for HP-UX releases 9.X and 10.X provide enhancements
      to the ppl executable to avoid this vulnerability.


   E. To subscribe to automatically receive future NEW HP Security
      Bulletins from the HP ESC via electronic mail, and to download
      patches for free by registered users.do the following:

   User 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)

   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.


   F. 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:  HPSBUX9704-057--------------------------------------

[ End Appended Hewlett-Packard Advisory ]

______________________________________________________________________________

CIAC wishes to acknowledge the contributions of Hewlett-Packard 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
    E-mail:   ciac@llnl.gov

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:      http://ciac.llnl.gov/
   Anonymous FTP:       ciac.llnl.gov (198.128.39.53)
   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
publications:
1. CIAC-BULLETIN for Advisories, highest priority - time critical
   information and Bulletins, important computer security information;
2. SPI-ANNOUNCE for official news about Security Profile Inspector
   (SPI) software updates, new features, distribution and
   availability;
3. 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
called Majordomo, which ignores E-mail header subject lines. To
subscribe (add yourself) to one of our mailing lists, send the
following request as the E-mail message body, substituting
ciac-bulletin, spi-announce OR spi-notes for list-name:

E-mail to       ciac-listproc@llnl.gov or majordomo@tholia.llnl.gov:
        subscribe list-name
  e.g., subscribe ciac-bulletin


You will receive an acknowledgment email immediately with a confirmation
that you will need to mail back to the addresses above, as per the
instructions in the email.  This is a partial protection to make sure
you are really the one who asked to be signed up for the list in question.

If you include the word 'help' in the body of an email to the above address,
it will also send back an information file on how to subscribe/unsubscribe,
get past issues of CIAC bulletins via email, etc.

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.

LAST 10 CIAC BULLETINS ISSUED (Previous bulletins available from CIAC)

H-21: HP Security Vulnerabilities (newgrp, authentication, passwor
H-22: talkd Buffer Overrun Vulnerability
H-23: Sendmail MIME Conversion Buffer Overrun Vulnerability
H-24: IBM AIX(r)  "gethostbyname()" Buffer Overrun Vulnerability
H-25: Vulnerability in rlogin/term
H-26: FreeBSD setlocale() Vulnerability
H-27: HP-UX vgdisplay Buffer Overrun Vulnerability
H-28: SGI IRIX startmidi/stopmidi Vulnerability
H-29: HP-UX sendmail Patches Vulnerability
H-30: Solaris ffbconfig Buffer Overrun Vulnerability



-----BEGIN PGP SIGNATURE-----
Version: 4.0 Business Edition

iQCVAwUBNINAP7nzJzdsy3QZAQFWPwP+NYBWPpuYFVFk9ohwoXziapKxFrxkgUyY
fqfPH4sYTlQpwYKolmpj8KPShjIsA8Rkz9dur6bRJDU96UQMHDibjpPhp670HhFj
eHNSPaA2tBfniM4RuE5uyOvXASyINM0FhAqZ39DsGnF2jRvSdXEJ5l4SAWTCHIHT
eP0iRG1XoHE=
=pds6
-----END PGP SIGNATURE-----


TUCoPS is optimized to look best in Firefox® on a widescreen monitor (1440x900 or better).
Site design & layout copyright © 1986-2014 AOH