__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Sun passwd(1) Command Vulnerability [Sun Alert ID: 57454] March 2, 2004 22:00 GMT Number O-088 ______________________________________________________________________________ PROBLEM: The passwd command computes the hash of a password typed at run-time or the hash of each password in a list. A vulnerability exists in this command. PLATFORM: Solaris 8, 9 (SPARC and x86 Platforms) DAMAGE: A local unprivileged user may be able to gain unauthorized root privileges due to a security issue involving the passwd(1) command. SOLUTION: Install the security patch. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. A local unprivileged user may be able to ASSESSMENT: gain unauthorized root privileges. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/o-088.shtml ORIGINAL BULLETIN: Sun Alert ID: 57454 http://au.sunsolve.sun.com/search/document.do?assetkey=1-26-57454-1 ______________________________________________________________________________ [***** Start Sun Alert ID: 57454 *****] Sun(sm) Alert Notification Sun Alert ID: 57454 Synopsis: Security Vulnerability Involving the passwd(1) Command Category: Security Product: Solaris BugIDs: 4793719 Avoidance: Patch State: Resolved Date Released: 26-Feb-2004 Date Closed: 26-Feb-2004 Date Modified: 1. Impact A local unprivileged user may be able to gain unauthorized root privileges due to a security issue involving the passwd(1) command. Sun acknowledges, with thanks, Tim Wort (Tim.Wort@InklingResearch.com) for contacting us regarding this issue. 2. Contributing Factors This issue can occur in the following releases: SPARC Platform Solaris 8 with patch 108993-14 through 108993-31 and without patch 108993-32 Solaris 9 without patch 113476-11 x86 Platform Solaris 8 with patch 108994-14 through 108994-31 and without patch 108994-32 Solaris 9 without patch 114242-07 Note: Solaris 7 is not affected by this issue. 3. Symptoms There are no reliable symptoms that would show the described issue has been exploited to gain unauthorized elevated privileges to a host. Solution Summary Top 4. Relief/Workaround There is no workaround for this issue. 5. Resolution This issue is addressed in the following releases: SPARC Platform Solaris 8 with patch 108993-32 or later Solaris 9 with patch 113476-11 or later x86 Platform Solaris 8 with patch 108994-32 or later Solaris 9 with patch 114242-07 or later This Sun Alert notification is being provided to you on an "AS IS" basis. This Sun Alert notification may contain information provided by third parties. The issues described in this Sun Alert notification may or may not impact your system(s). Sun makes no representations, warranties, or guarantees as to the information contained herein. ANY AND ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE HEREBY DISCLAIMED. BY ACCESSING THIS DOCUMENT YOU ACKNOWLEDGE THAT SUN SHALL IN NO EVENT BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES THAT ARISE OUT OF YOUR USE OR FAILURE TO USE THE INFORMATION CONTAINED HEREIN. This Sun Alert notification contains Sun proprietary and confidential information. It is being provided to you pursuant to the provisions of your agreement to purchase services from Sun, or, if you do not have such an agreement, the Sun.com Terms of Use. This Sun Alert notification may only be used for the purposes contemplated by these agreements. Copyright 2000-2004 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved. [***** End Sun Alert ID: 57454 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Sun Microsystems 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 (7x24) FAX: +1 925-423-8002 STU-III: +1 925-423-2604 E-mail: ciac@ciac.org Previous CIAC notices, anti-virus software, and other information are available from the CIAC Computer Security Archive. World Wide Web: http://www.ciac.org/ Anonymous FTP: ftp.ciac.org 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. 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