__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Vulnerability in the Netscape Portable Runtime API [Sun Alert ID: 102658] October 12, 2006 18:00 GMT Number R-018 ______________________________________________________________________________ PROBLEM: A security vulnerability in the Netscape Portable Runtime (NSPR) API may allow a local unprivileged user to overwrite or create any file on the system which could lead to privilege escalation or a Denial of Service (DoS). PLATFORM: Solaris 10 Operating System DAMAGE: May allow a local unprivileged user to overwrite or create any file on the system which could lead to privilege escalation. SOLUTION: Apply current patches. ______________________________________________________________________________ VULNERABILITY The risk is LOW. Could lead to privilege escalation. ASSESSMENT: ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/r-018.shtml ORIGINAL BULLETIN: http://www.sunsolve.sun.com/search/document.do?assetkey=1-26-102658-1&searchclause=%22category:security%22%2420%22availability,%2420security%22%2420category:security CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4842 ______________________________________________________________________________ [***** Start Sun Alert ID: 102658 *****] Document Audience: PUBLIC Document ID: 102658 Title: Security Vulnerability in the Netscape Portable Runtime (NSPR) API Affects Solaris Copyright Notice: Copyright © 2006 Sun Microsystems, Inc. All Rights Reserved Update Date: Wed Oct 11 00:00:00 MDT 2006 Status Issued Description Top Sun(sm) Alert Notification * Sun Alert ID: 102658 * Synopsis: Security Vulnerability in the Netscape Portable Runtime (NSPR) API Affects Solaris * Category: Security * Product: Solaris 10 Operating System * BugIDs: 6467033 * Avoidance: Patch * State: Resolved * Date Released: 11-Oct-2006 * Date Closed: 11-Oct-2006 * Date Modified: 1. Impact A security vulnerability in the Netscape Portable Runtime (NSPR) API may allow a local unprivileged user to overwrite or create any file on the system which could lead to privilege escalation or a Denial of Service (DoS). Additional information regarding this issue is available at: * CVE-2006-4842 at: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4842 * iDefense Advisory 10.11.06 available at: http://www.idefense.com/intelligence/vulnerabilities/display.php?id=418 Sun acknowledges with thanks, iDefense (http://www.idefense.com), for bringing this issue to our attention. iDefense credits an anonymous researcher working with the iDefense Vulnerability Contributor Program for the discovery of this issue. 2. Contributing Factors This issue can occur in the following releases: SPARC Platform * Solaris 10 without patch 119213-10 x86 Platform * Solaris 10 without patch 119214-10 Note: Solaris 8 and Solaris 9 are not impacted by this issue. However, third party software may use NSPR. This third party software would need to be setuid to be vulnerable. Please contact your Vendor. 3. Symptoms There are no predictable symptoms that would show the described issue has been exploited, as it depends on which file is overwritten or created. Solution Summary Top 4. Relief/Workaround There is no workaround. Please see Resolution section below. 5. Resolution This issue is addressed in the following releases: SPARC Platform * Solaris 10 with patch 119213-10 or later x86 Platform * Solaris 10 with patch 119214-10 or later Note: Solaris 8 and Solaris 9 are not impacted by this issue. However, you can download the following patches to fix potential third party software vulnerabilities. SPARC Platform * Solaris 8 with patch 119209-10 or later * Solaris 9 with patch 119211-10 or later x86 Platform * Solaris 9 with patch 119212-10 or later Linux Platform * Patch 121656-10 or later HP-UX Platform * Patch 124379-01 or later Note: NSPR is not available for Solaris 8 on the x86 platform. 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 2000-2006 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, CA 95054 U.S.A. All rights reserved. [***** End Sun Alert ID: 102658 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Sun 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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