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***** For Public Release *****
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The U.S. Department of Energy
Computer Incident Advisory Capability
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INFORMATION BULLETIN
HP MPE/iX with ICMP Echo Request (ping) Vulnerability
"Revision to ICMP Echo Request (ping) in Bulletin H-42"
July 14, 1997 23:00 GMT Number H-42a
______________________________________________________________________________
PROBLEM: A vulnerability exist with specific incoming ICMP Echo Request
(ping) packets.
PLATFORM: All HP3000 Series 900 systems running MPE/iX Release 5.0 and
newer.
DAMAGE: Vulnerability makes it possible for an external user to cause a
system abort.
SOLUTION: Apply the available patches listed below.
______________________________________________________________________________
VULNERABILITY Any unpatched HP3000 series 900 system answering a Ping
ASSESSMENT: requests can be shut down by an external user.
______________________________________________________________________________
[ Start Hewlett-Packard Advisory ]
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Document ID: HPSBMP9703-004
Date Loaded: 970709
Title: MPE/iX Sec. Vulnerability with ICMP Echo Request (ping)
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**REVISED 01**HEWLETT-PACKARD SECURITY BULLETIN: (MPE/iX) #0004, 12 Mar 97
LAST CHANGE: 08 July 1997
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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.
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PROBLEM: Vulnerability with specific incoming ICMP Echo Request (ping)
packets.
PLATFORM: All HP3000 Series 900 systems running MPE/iX Release 5.0 and
newer.
DAMAGE: Vulnerability makes it possible for an external user to
cause a system abort.
**REVISED 01**
SOLUTION: Apply patch NSTEDN1A to systems running MPE/iX Release 5.0
and its Powerpatches (C.50.00 through C.50.06).
Apply patch NSTEDL8A to systems running MPE/iX Release 5.5
and its Powerpatches (C.55.00 through C.55.02).
**REVISED 01**
AVAILABILITY: All patches are available now.
CHANGE SUMMARY: Updated patch ID for MPE/iX Release 5.0;
New patch available for MPE/iX Release 5.5.
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I.
A. Background
A mailing list disclosure described a vulnerability in which
specific, illegally formatted, incoming ICMP Echo Request (ping)
traffic could cause a system abort on HP3000 systems.
B. Recommended solution
The system administrator needs to obtain and apply the patches
mentioned above.
C. Fixing the problem
1. Obtain the patch
Obtain the appropriate patch from the HP Electronic Support Center,
URL: http://us-support.external.hp.com
(US,Canada, Asia-Pacific, and Latin America)
http://europe-support.external.hp.com (Europe)
Follow the "Patch Database" hyperlink from the HP Electronic
Support Center home page.
2. Apply the patch
MPE/iX patches are unpacked using the UNPACKP script. UNPACKP
runs the MOVER utility to unload the truck file for the patch.
Hyperlinks for the UNPACKP script and the MPE Patch Installation
Guide are located on the main page for MPE/iX patches on
HP Electronic Support Center.
You need MOVER version A.00.02, EOF (end-of-file) 635, to unload
MPE/iX patches. You can download this version of MOVER from
the HP3000 Web Server at http://jazz.external.hp.com. Follow
the Shareware and Sources & Binaries hyperlinks.
D. To subscribe to automatically receive future NEW HP Security
Bulletins from the HP SupportLine Digest service via electronic
mail, do the following:
1) From your Web browser, access the URL:
http://us-support.external.hp.com
(for US,Canada, Asia-Pacific, and Latin-America)
http://europe-support.external.hp.com (for 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".
** Note what your assigned user ID and password are for
future reference.
6) You should now be on the "HP Support Information Digests Main"
screen. You might want to verify that your e-mail address is
correct as displayed on the screen. From this screen, you may
also view/subscribe to the digests, including the security
bulletins digest.
E. 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 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. 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
availability;
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
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, ciac-notes, 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-notes
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.
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