__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN RealPlayer Security Vulnerabilities June 14, 2004 16:00 GMT Number O-161 ______________________________________________________________________________ PROBLEM: RealNetworks Inc. has recently been made aware of security vulnerabilities that could potentially allow an attacker to run arbitrary code on a user's machine. PLATFORM: RealOne Player (English) RealOne Player v2 (all languages) RealPlayer 10 (English, German and Japanese) RealPlayer 8 (all languages) RealPlayer Enterprise (all versions, standalone and "as configured" by the RealPlayer Enterprise Manager) DAMAGE: An attacker may be able to execute arbitrary code on a user's machine. SOLUTION: Install the available updates. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. An attacker may be able to execute ASSESSMENT: arbitrary code on a user's machine. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/o-161.shtml ORIGINAL BULLETIN: RealNetworks, Inc. http://service.real.com/help/faq/security/040610_player/EN/ CVE/CAN: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= ______________________________________________________________________________ [****** Start RealNetworks, Inc. Bulletin ******] RealNetworks, Inc. Releases Update to Address Security Vulnerabilities. Updated June 10, 2004 RealNetworks Inc. has recently been made aware of security vulnerabilities that could potentially allow an attacker to run arbitrary code on a user's machine. While we have not received reports of anyone actually being attacked with this exploit, all security vulnerabilities are taken very seriously by RealNetworks Inc. Real has found and fixed the problem. The specific exploits were: * To fashion RAM files which corrupt the Player and which might allow an attacker to execute arbitrary code on a user's machine. Multiple issues were reported in this area. Affected Software: This issue affects the following Windows products: * RealOne Player (English) * RealOne Player v2 (all languages) * RealPlayer 10 (English, German and Japanese) * RealPlayer 8 (all languages) * RealPlayer Enterprise (all versions, standalone and "as configured" by the RealPlayer Enterprise Manager) Workaround: To ensure that your Player is protected, we recommend installing the available updates. UPDATES Windows Players: RealOne Player, RealOne Player v2 (all languages) and RealPlayer 10 (English, German, Japanese only) customers please use the following steps to update your Player: 1. In the Tools menu select Check for Update. 2. Select the box next to the "Security Update - June 2004" component. 3. Click Install to download and install the update. RealPlayer 8 (version 6.0.9.584): Because of code enhancements since the release of RealPlayer 8, there is no update for this product. We recommend, instead, updating your Player to RealPlayer 10 to take advantage of security updates built into, and available to, current players: 1. Go to the Help menu. 2. Select Check for Update. 3. Select the box next to the "RealPlayer 10" (English, German, or Japanese) or "RealOne Player" (other languages) component. 4. Click Install to download and install the update. 5. Then, follow steps outlined above for RealPlayer 10 to add any additional security fixes. RealPlayer Enterprise Solution: For information on RealPlayer Enterprise Manager, please contact your Technical Account Manager or RealNetworks Customer Support. Acknowledgements: RealNetworks would also like to acknowledge John Heasman, and Greg MacManus, as well as other contributors for bringing these exploits to our attention and to all those who subsequently worked with us to correct the vulnerabilities. Warranty: While RealNetworks Inc. endeavors to provide you with the highest quality products and services, we cannot guarantee and do not warrant that the operation of any Real product will be error-free, uninterrupted or secure. See your original license agreement for details of our limited warranty or warranty disclaimer. [****** Start RealNetworks, Inc. Bulletin ******] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of RealNetworks, Inc. 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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