---------- Forwarded message ---------- Date: Thu, 16 Jul 1998 13:24:38 -0700 (PDT) From: CIAC Mail User <ciacat_private> To: ciac-bulletinat_private Subject: CIAC Bulletin I-071: OpenVMS loginout Vulnerability [ For Public Release ] -----BEGIN PGP SIGNED MESSAGE----- __________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN OpenVMS loginout Vulnerability July 15, 1998 20:00 GMT Number I-071 ______________________________________________________________________________ PROBLEM: A potential vulnerability has been identified with loginout. PLATFORM: OpenVMS (VAX & ALPHA) V7.1 DAMAGE: If exploited, a user may gain unauthorized access. SOLUTION: Apply patches listed below. ______________________________________________________________________________ VULNERABILITY If is strongly recommended that you upgrade to a minimum of ASSESSMENT: OpenVMS (VAX or Alpha) V7.1 and that the appropriate patches be applied immediately. ______________________________________________________________________________ [ Start Compaq Computer Corp. Advisory ] _____________________________________________________________ DATE: JULY 13, 1998 TITLE: OpenVMS (VAX & ALPHA) V7.1 Loginout Potential Security Vulnerability Ref #: SSRT0541V SOURCE: Compaq Computer Corporation Software Security Response Team "We are broadly distributing this Security Advisory in order to bring to the attention of users of OpenVMS products the important security information contained in this Advisory. We recommend that all users determine the applicability of this information to their individual situations and take appropriate action. Compaq Computer Corporation does not warrant that this information is necessarily accurate or complete for all user situations and, consequently, will not be responsible for any damages resulting from user's use or disregard of the information provided in this Advisory." - ----------------------------------------------------------------------- IMPACT: A potential vulnerability with loginout for OpenVMS (VAX & ALPHA) software has been discovered, where under certain circumstances, a user may gain unauthorized access. We strongly recommend upgrading to a minimum of OpenVMS (VAX or ALPHA) V7.1 accordingly, and that the appropriate patch kit be installed immediately. - ----------------------------------------------------------------------- RESOLUTION: This potential security problem has been resolved and an official patch for this problem has been made available for OpenVMS (VAX & ALPHA) V7.1 systems. o the World Wide Web at the following FTP address: http://www.service.digital.com/public/vms then choose the appropriate VAX/V7.1 or ALP/V7.1 directory and download the patch accordingly. OpenVMS VAX kit VAXLOGI05_071 OpenVMS Alpha kit ALPLOGI05_071 Note: [1]The appropriate patch kit must be installed following any upgrade to OpenVMS (VAX or ALPHA) V7.1 [2] Please review the appropriate release notes and cover letter prior to installation. If you need further information, please contact your normal Compaq Services support channel for OpenVMS (VAX or ALPHA). We appreciate your cooperation and patience. We regret any inconvenience applying this information may cause. As always, we urge you to periodically review your system management and security procedures. We will continue to review and enhance the security features of our products and work with customers to maintain and improve the security and integrity of their systems. - ----------------------------------------------------------------------- (c)Copyright 1994, 1995, 1996, 1997, 1998 Compaq Computer Corporation. All Rights Reserved. Unpublished Rights Reserved Under The Copyright Laws Of The United States. - ----------------------------------------------------------------------- [ End Compaq Computer Corp. Advisory ] ______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Compaq Computer Corp. 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: ciacat_private 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-listprocat_private or majordomoat_private: 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-061: SGI IRIX mediad(1M) Vulnerability I-062: SGI IRIX BIND DNS named(1M) Vulnerability I-063: RSI BSDI rlogind Vulnerability I-064: SGI IRIX mail(1), rmail(1M), sendmail(1M) Vulnerabilities I-065: SunOS ufsrestore Buller Overflow Vulnerability I-066: Vulnerability in Some Implementations of PKCS#1 I-067: AutoStart 9805 Macintosh Worm Virus I-068: File Access Issue With Internet Information Server I-069: Buffer overflows in some POP servers I-070: Distributed DoS Attack Against NIS/NIS+ Networks -----BEGIN PGP SIGNATURE----- Version: 4.0 Business Edition iQCVAwUBNa4qkrnzJzdsy3QZAQEXUgP/a5WfbSK79mlbRSDGk4n7B3Ztyfcmwe4H BagBWyIaCJzg4iykpcsK3tC51yssGhVekEKb/6LA8bb+X4bgiuEDK+TiNgWzUXP8 1niNupKBoWxsQVAzBw7P/liXwi9Msk05bGAtSfJtXae/IG9G2G20YfRBREVO+Jk/ Gb84qxVRc14= =WQ9K -----END PGP SIGNATURE-----
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