-----BEGIN PGP SIGNED MESSAGE----- ***** For Public Release ***** __________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ 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 ] - ------------------------------------------------------------------------------ Document ID: HPSBMP9703-004 Date Loaded: 970709 Title: MPE/iX Sec. Vulnerability with ICMP Echo Request (ping) - ------------------------------------------------------------------------- **REVISED 01**HEWLETT-PACKARD SECURITY BULLETIN: (MPE/iX) #0004, 12 Mar 97 LAST CHANGE: 08 July 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: 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. - ------------------------------------------------------------------------- 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. LAST 10 CIAC BULLETINS ISSUED (Previous bulletins available from CIAC) H-71: Vulnerability in the at(1) program H-72: SunOS eeprom Vulnerability H-73: SunOS chkey Vulnerability H-74: Unix lpr Buffer Overrun Vulnerability H-75: Solaris Solstice AdminSuite Vulnerabilities H-76: Netscape Navigator Security Vulnerability H-77: Microsoft IIS Boundary Condition Vulnerability H-78: ICMP vulnerability in Windows 95 and NT 4.0 H-79: Vellum 3D CD-ROM contains Mac MBDF Virus H-80: SGI IRIX xlock Vulnerability -----BEGIN PGP SIGNATURE----- Version: 4.0 Business Edition iQCVAwUBM8ulybnzJzdsy3QZAQEzugP9FR1XebHljsbd8fRxLpY4VB/pQBcMfp+Q WIL+WVr7MQvZn8a/Krlpx5BbeqtOr/kpsjOMkA0kPtTaa36h6+ROmtGP7JmEdUQZ ux7U4Su8tzVA1gRuO0t1xVSy2jON7ls03FVVrZUjG2QBNxHmRhulQCN8z7uYBKff ixMYfWlDvKc= =1CYZ -----END PGP SIGNATURE-----