__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Adobe Download Manager Vulnerability [Adobe Security Advisories: APSB06-19] December 7, 2006 17:00 GMT Number R-066 ______________________________________________________________________________ PROBLEM: A critical vulnerability has been discovered in Adobe Download Manager 2.1 and earlier versions that could allow an attacker who successfully exploits this vulnerability to take control of the affected system. PLATFORM: Adobe Download Manager 2.1 and earlier for Windows and Macintosh DAMAGE: Could allow an attacker who successfully exploits this vulnerability to take control of the affected system. SOLUTION: It is recommended that users uninstall Adobe Download Manager 2.1 and earlier using the instructions provided by Adobe. ______________________________________________________________________________ VULNERABILITY The risk is HIGH. Could allow an attacker who successfully ASSESSMENT: exploits this vulnerability to take control of the affected system. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/r-066.shtml ORIGINAL BULLETIN: Adobe Security Advisories APSB06-19 http://www.adobe.com/support/security/bulletins/apsb06-19.html CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2006-5856 ______________________________________________________________________________ [***** Start Adobe Security Advisories: APSB06-19 *****] Security bulletin Update available for buffer overflow in Adobe Download Manager Release date: December 5, 2006 Vulnerability identifier: APSB06-19 CVE number: CVE-2006-5856 Platform: Windows and Macintosh Summary A critical vulnerability has been identified in Adobe Download Manager 2.1 and earlier versions that could allow an attacker who successfully exploits this vulnerability to take control of the affected system. It is recommended that users uninstall Adobe Download Manager 2.1 and earlier using the instructions provided below. Affected software versionsAdobe Download Manager 2.1 and earlier Solution It is recommended that users uninstall Adobe Download Manager 2.1 and earlier using the instructions provided below. Severity ratingAdobe categorizes this as a critical issue and recommends affected users uninstall any affected software. Details A critical vulnerability has been identified in Adobe Download Manager 2.1 and earlier versions that could allow an attacker who successfully exploits this vulnerability to take control of the affected system. This issue is remotely exploitable. A malicious file must be loaded by the end user, via a web browser or e-mail client for instance, for an attacker to exploit this vulnerability. It is recommended that users uninstall Adobe Download Manager 2.1 and earlier using the instructions provided below. Adobe Download Manager is a stand-alone application that improves the process of downloading files from Adobe. Customers who have downloaded software from Adobe, including Adobe Reader, may have Adobe Download Manager installed. As of December 5, 2006, software distributed from www.adobe.com is using Adobe Download Manager 2.2, which is not affected by this issue. To verify if a vulnerable version of Adobe Download Manager is installed, and to uninstall Adobe Download Manager if necessary, please follow the directions below: Windows: 1. Browse to the following location: :\Program Files\Common Files\Adobe\ESD\ 2. Locate the file named AdobeDownloadManager.exe. If the directory or file do not exist, no further action is required. 3. Right-click on the AdobeDownloadManager.exe file and select Properties. 4. Click on the Version tab of the Properties dialog box. 5. If the version is 2.1.x or lower, uninstall using the uninstaller provided here. Macintosh: 1. Browse to the following location (be sure to check all active volumes): :\Applications\Utilities\ 2. Locate the file named ‘Adobe Download Manager’ or ‘Adobe Reader Download Manager’. If the file does not exist, no further action is required. 3. Click on the file and select File>Get Info, or Control-click and select Get Info. 4. If the version is 2.1.x or lower, uninstall using the uninstaller provided here. Users of Macintosh Classic OS can use the uninstaller provided here. Acknowledgments Adobe would like to thank Zero Day Initiative, founded by TippingPoint, a division of 3Com, and eEye Digital Security for reporting this vulnerability and for working with us to help protect our customers' security. Adobe disclaimer License agreement By using software of Adobe Systems Incorporated or its subsidiaries ("Adobe"); you agree to the following terms and conditions. If you do not agree with such terms and conditions; do not use the software. The terms of an end user license agreement accompanying a particular software file upon installation or download of the software shall supersede the terms presented below. The export and re-export of Adobe software products are controlled by the United States Export Administration Regulations and such software may not be exported or re-exported to Cuba; Iran; Iraq; Libya; North Korea; Sudan; or Syria or any country to which the United States embargoes goods. In addition; Adobe software may not be distributed to persons on the Table of Denial Orders; the Entity List; or the List of Specially Designated Nationals. By downloading or using an Adobe software product you are certifying that you are not a national of Cuba; Iran; Iraq; Libya; North Korea; Sudan; or Syria or any country to which the United States embargoes goods and that you are not a person on the Table of Denial Orders; the Entity List; or the List of Specially Designated Nationals. If the software is designed for use with an application software product (the "Host Application") published by Adobe; Adobe grants you a non-exclusive license to use such software with the Host Application only; provided you possess a valid license from Adobe for the Host Application. Except as set forth below; such software is licensed to you subject to the terms and conditions of the End User License Agreement from Adobe governing your use of the Host Application. DISCLAIMER OF WARRANTIES: YOU AGREE THAT ADOBE HAS MADE NO EXPRESS WARRANTIES TO YOU REGARDING THE SOFTWARE AND THAT THE SOFTWARE IS BEING PROVIDED TO YOU "AS IS" WITHOUT WARRANTY OF ANY KIND. ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THE SOFTWARE; EXPRESS OR IMPLIED; INCLUDING; WITHOUT LIMITATION; ANY IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE; MERCHANTABILITY; MERCHANTABLE QUALITY OR NONINFRINGEMENT OF THIRD PARTY RIGHTS. Some states or jurisdictions do not allow the exclusion of implied warranties; so the above limitations may not apply to you. LIMIT OF LIABILITY: IN NO EVENT WILL ADOBE BE LIABLE TO YOU FOR ANY LOSS OF USE; INTERRUPTION OF BUSINESS; OR ANY DIRECT; INDIRECT; SPECIAL; INCIDENTAL; OR CONSEQUENTIAL DAMAGES OF ANY KIND (INCLUDING LOST PROFITS) REGARDLESS OF THE FORM OF ACTION WHETHER IN CONTRACT; TORT (INCLUDING NEGLIGENCE); STRICT PRODUCT LIABILITY OR OTHERWISE; EVEN IF ADOBE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. Some states or jurisdictions do not allow the exclusion or limitation of incidental or consequential damages; so the above limitation or exclusion may not apply to you. [***** End Adobe Security Advisories: APSB06-19 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Adobe 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. 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. 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