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_____________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ _____________________________________________________ INFORMATION BULLETIN HP-UX Remote Watch February 6, 1995 1200 PST Number F-10 _____________________________________________________________________________ PROBLEM: Security vulnerabilities in HP-UX Remote Watch can be used to increase access privileges of users. PLATFORMS: HP 9000 series 300/400s and 700/800s, for HP-UX versions 8.x and 9.x DAMAGE: User can increase their access privileges. SOLUTION: Apply appropriate vendor patch as described below. _____________________________________________________________________________ VULNERABILITY The security vulnerability in HP-UX Remote Watch can be used ASSESSMENT: used to increase a user's access privileges which may result in system compromise. CIAC urges affected sites to install install the appropriate secuirty patch as soon as possilbe. _____________________________________________________________________________ Critical Information about HP-UX Remote Watch CIAC has obtained information from Hewlett Packard regarding a new security vulnerability in Remote Watch contained in the WATCH-RUN fileset for releases of HP-UX. Appendix I provides detailed patch information for the HP Remote Watch vulnerability. The document /pub/ciac/bulletin/f-fy95/hppatchs.txt has been updated to reflect this bulletin. The hppatchs.txt document contains the entire list of all HP Bulletins and patches and is available on our FTP server ciac.llnl.gov. HP has an automatic server to allow patches and other security information to be retrieved over the Internet. To utilize this server, send an e-mail message to support@support.mayfield.hp.com. The subject line of the message is ignored and the body (text) of the message should contain the words send XXXX where XXXX is the identifier for the information you want retrieved. For example, to retrieve the patch PHSS_4834, the message would be "send PHSS_4834". Other information that can be retrieved include the HP SupportLine mail service user's guide (send guide.txt), the readme file for a patch and the original HP bulletin (send doc HPSBUX9501-020). HP also has a World Wide Web server to browse and retrieve bulletins and patches. To utilize this server, use a WWW client and connect to http://support.mayfield.hp.com. IMPORTANT NOTE: Hewlett Packard updates patches periodically. These updates are not reflected in the text of each HP bulletin. The overview presented here contains current information on the patches available at the time of the release of this CIAC bulletin. If you request an updated patch, when you try to retrieve the patch you will receive a message stating that the patch is obsolete and the name of the patch which supersedes it. Hewlett Packard has made sum and MD5 checksums available for their patches and for their security bulletins. See the detailed explanation for HPSBUX9408-016 in CIAC bulletin F-02 for information on how to access and utilize these checksums. _____________________________________________________________________________ CIAC wishes to thank Hewlett Packard for the information contained in this bulletin. _____________________________________________________________________________ CIAC is the computer security incident response team for the U.S. Department of Energy. Services are available free of charge to DOE and DOE contractors. DOE and DOE contractor sites can contact CIAC at: Voice: 510-422-8193 FAX: 510-423-8002 STU-III: 510-423-2604 E-mail: ciac@llnl.gov Previous CIAC notices, anti-virus software, and other information are available on the Internet via anonymous FTP from ciac.llnl.gov (IP address 128.115.19.53). 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 ListProcessor, which ignores E-mail header subject lines. To subscribe (add yourself) to one of our mailing lists, send requests of the following form: subscribe list-name LastName, FirstName PhoneNumber as the E-mail message body, substituting CIAC-BULLETIN, CIAC-NOTES, SPI-ANNOUNCE or SPI-NOTES for "list-name" and valid information for "LastName" "FirstName" and "PhoneNumber." Send to: ciac-listproc@llnl.gov not to: ciac@llnl.gov e.g., subscribe ciac-notes O'Hara, Scarlett 404-555-1212 x36 subscribe ciac-bulletin O'Hara, Scarlett 404-555-1212 x36 You will receive an acknowledgment containing address and initial PIN, and information on how to change either of them, cancel your subscription, or get help. _____________________________________________________________________________ PLEASE NOTE: Many users outside of the DOE and ESnet 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 by sending E-mail to first-request@first.org with an empty subject line and a message body containing the line: send first-contacts. 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, expressed or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, 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 nor the University of California, and shall not be used for advertising or product endorsement purposes. _____________________________________________________________________________ Appendix I: Details of HP-UX Remote Watch Bulletin HPSBUX9510-020: HP-UX Remote Watch dated January 31, 1995 This vulnerability can allow users to increase their access privileges which may result in system compromise. All HP 300/400 and 700/800 series machines running HP-UX 8.x or 9.x which have Remote Watch installed are affected. The patch to install depends on which operating system version and machine series you are currently using. Use the following table to determine which patch to retrieve and install: Operating System Series Apply patch HP-UX 8.x 800 PHSS_5185 HP-UX 9.x 800 PHSS_5136 HP-UX 8.x 700 PHSS_5180 HP-UX 9.x 700 PHSS_5107 HP-UX 8.x 300/400 PHSS_5168 HP-UX 9.x 300/400 PHSS_5120 Obtain necessary patches, and install per the installation instructions included with the patches. After the patch is installed, be sure to examine /tmp/update.log for any relevant WARNINGs or ERRORs. This can be done by typing "tail -60 /tmp/update.log | more", then paging through the screens via the space bar, looking for WARNING or ERROR messages.