__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Buffer Overflow in OfficeScan Clients [Trend Micro Solution ID: 1034288] February 21, 2007 15:00 GMT Number R-149 ______________________________________________________________________________ PROBLEM: There is a buffer overflow vulnerability in OfficeScan Clients using the web deployment method. PLATFORM: OfficeScan 7.3 / 7.0 / 6.5 / 5.58 Client / Server / Messaging Security 3.5 / 3.0 / 2.0 DAMAGE: May cause a buffer overflow causing Internet Explorer to crash when users browse to a malicious web page and an attacker is able to exetute arbitrary code on the application. SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. May cause a buffer overflow causing ASSESSMENT: Internet Explorer to crash when users browse to a malicious web page and an attacker is able to exetute arbitrary code on the application. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/r-149.shtml ORIGINAL BULLETIN: http://esupport.trendmicro.com/support/viewxml.do? ContentID=EN-1034288 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2007-0325 ______________________________________________________________________________ [***** Start Trend Micro Solution ID: 1034288 *****] [Vulnerability Response] Buffer overflow in OfficeScan clients Solution ID: 1034288 A recent system upgrade added a ‘1’ or ‘2’ to old solution IDs. You find these solutions by removing or retaining the extra '1' or '2'. Product: Client / Server / Messaging Security for SMB - 3.0, Client / Server / Messaging Security for SMB - 3.5, OfficeScan - 7.0, OfficeScan - 7.3, OfficeScan Corporate Edition - 6.5, OfficeScan Corporate Edition - 5.58 Operating System: Windows 2000 Server - SP4, Windows XP Professional Edition - SP1, Windows 2000 Advanced Server - SP4 Published: 2/19/07 7:44 AM Problem: If you had installed OfficeScan clients using the web deployment method, the client machines would cache the ActiveX control, which is vulnerable and may cause buffer overflow. This leads to the following issues: • Internet Explorer would crash when users browse to a malicious web page • An attacker is able to execute arbitrary code on the application The vulnerability affects the following products: • OfficeScan 7.3 / 7.0 / 6.5 / 5.58 • Client / Server / Messaging Security 3.5 / 3.0 / 2.0 This does not affect OfficeScan clients that were not installed via the web deployment method. Solution: To address this issue, download and apply the security patches for the following products: • OfficeScan 7.0 - Build 1344 • OfficeScan 7.3 - Build 1241 • lient / Server / Messaging Security 3.0 - Build 1197 The fixes for the following products are scheduled for release on March 2, 2007: • OfficeScan 6.5 / 5.58 • Client / Server / Messaging Security 3.5 / 2.0 As a workaround, remove the Trend Micro OfficeScan ActiveX control from Internet Explorer manually. If you suspect that you have been affected by this vulnerability, contact your Technical Account Manager or the Trend Micro Technical Support in your region. [***** End Trend Micro Solution ID: 1034288 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Trend Micro 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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