****************************************************************************** ------ ----- ----- --- ----- | ----- ---- | | | | | |--- | | | | | | | | | |-- | | | | |-- | | | | | | | | \ | | ----- ---- ----- ----- | \ ----- A D V I S O R Y FA-98.88 ****************************************************************************** Topic: HP-UX dtmail/rpc.ttdbserverd Vulnerability Source: CIAC Creation Date: September 1, 1998 Last Updated: To aid in the wide distribution of essential security information, FedCIRC is forwarding the following information from CIAC bulletin I-090. FedCIRC urges you to act on this information as soon as possible. If you have any questions, please contact FedCIRC: Telephone: +1 888 282 0870 Email: fedcirc@fedcirc.gov =======================FORWARDED TEXT STARTS HERE============================ [ For Public Release ] -----BEGIN PGP SIGNED MESSAGE----- __________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN HP-UX dtmail/rpc.ttdbserverd Vulnerability September 1, 1998 18:00 GMT Number I-090 ______________________________________________________________________________ PROBLEM: Hewlett-Packard has identified buffer overflow conditions in dtmail and rpc.ttdbserverd. PLATFORM: HP9000 Series 7/800 running HP-UX releases 10.10, 10.20, 10.24, 10.30, and 11.00 only. DAMAGE: The buffer overflows can be exploited to increase privileges or to gain unauthorized access. SOLUTION: Install the patches listed below. ______________________________________________________________________________ VULNERABILITY Hewlett-Packard recommends that the information in this ASSESSMENT: advisory be acted upon as soon as possible. ______________________________________________________________________________ [ Start Hewlett-Packard Advisory ] Document ID: HPSBUX9808-084 Date Loaded: 19980831 Title: Security Vulnerability in dtmail/rpc.ttdbserverd on HP-UX - ------------------------------------------------------------------------- HEWLETT-PACKARD SECURITY BULLETIN: #00084, 31 August 1998 - ------------------------------------------------------------------------- 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. - ------------------------------------------------------------------------- PROBLEM: There are buffer overflow conditions in dtmail and rpc.ttdbserverd. PLATFORM: HP9000 Series 7/800 running HP-UX releases 10.10, 10.20, 10.24, 10.30, and 11.00 only. DAMAGE: The buffer overflows can be exploited to increase privileges or to gain unauthorized access. SOLUTION: Install the patches listed below. AVAILABILITY: The patches are available now. - ------------------------------------------------------------------------- I. A. Background Hewlett-Packard has learned of buffer overflow conditions in the dtmail and rpc.ttdbserverd products. The programs are supplied as part of HP's implementation of CDE. NOTE: CDE does not need to be enabled for a system to be vulnerable. B. Fixing the problem Install the patches listed below. C. Recommended solution HP-UX release 10.10 HP9000 Series 7/800 PHSS_16150 HP-UX release 10.20 HP9000 Series 7/800 PHSS_16147 HP-UX release 10.24 HP9000 Series 7/800 PHSS_16197 HP-UX release 10.30 HP9000 Series 7/800 PHSS_16151 HP-UX release 11.00 HP9000 Series 7/800 PHSS_16148 D. Impact of the patch The patch provides new versions of dtmail and rpc.ttdbserverd. E. 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 "Technical Knowledge Database (Security Bulletins only)". 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 is categorizes security patches 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: HPSBUX9808-084-------------------------------------- [ 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: +1 925-422-8193 FAX: +1 925-423-8002 STU-III: +1 925-423-2604 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 925-422-8193 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://www.ciac.org/ (or http://ciac.llnl.gov -- they're the same machine) Anonymous FTP: ftp.ciac.org (or ciac.llnl.gov -- they're the same machine) Modem access: +1 (925) 423-4753 (28.8K baud) +1 (925) 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) I-080: Microsoft Exchange Denial of Service Attacks I-081: HP-UX & MPEix Predictive Vulnerability I-082: HP-UX Netscape Servers Vulnerability I-083: Eudora Pro E-Mail Attachment Vulnerability I-084: Cisco IOS Remote Router Crash I-085: Microsoft IE Upgrade Trojan Horse Program I-086: Cisco CRM Temporary File Vulnerability I-087: Microsoft PPTP Security Vulnerabilities I-088: NFS clients rpc.pcnfsd Vulnerability I-089: SGI Seyon Security Vulnerability -----BEGIN PGP SIGNATURE----- Version: 4.0 Business Edition iQCVAwUBNexb3LnzJzdsy3QZAQHksAQAyBtX1xpZSrGXSO6kL8CzAfUi613VIC3t RW82G/lVoaJglPYkcLfApU/7LNgwXMVIy8FdyFBnLgAgTHFrVx7i1EBWwshFfuVE 72fHaRDycIsQP3WwEypG9pKqajX/cI2M07eFFoeq4GGVVG5zhiGC8KzEfJqEHMyB hgukkbnyQ9Y= =LJqb -----END PGP SIGNATURE----- ========================FORWARDED TEXT ENDS HERE============================= The National Institute of Standards and Technology (NIST) has established a Federal Computer Incident response Capability (FedCIRC) to assist federal civilians agencies in their incident handling efforts by providing proactive and reactive computer security related services. FedCIRC is a partnership among NIST, the Computer Incident Advisory Capability (CIAC), and the CERT* Coordination Center (CERT/CC). If you believe that your system has been compromised, please contact FedCIRC: Telephone: +1 888 282 0870 Email: fedcirc@fedcirc.gov Web Server: http://www.fedcirc.gov/ * Registered in U.S. Patent and Trademark Office The CERT Coordination Center is part of the Software Engineering Institute. The Software Engineering Institute is sponsored by the U.S. Department of Defense. 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. 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.