Computer Associates Alert Notification Server Multiple Buffer Overflow Vulnerabilities iDefense Security Advisory 07.17.07 http://labs.idefense.com/intelligence/vulnerabilities/ Jul 17, 2007 I. BACKGROUND Computer Associates Alert Notification Server is used by several CA products, including eTrust Integrated Threat Management, to provide notifications to console users. II. DESCRIPTION Remote exploitation of multiple buffer overflow vulnerabilities in Computer Associates International Inc.'s (CA) Threat Manager allows attackers to execute arbitrary code with SYSTEM privileges. When Computer Associates Threat Manager is installed, it also installs the Alert Notification Server (alert.exe) which registers an RPC interface with the GUID 3d742890-397c-11cf-9bf1-00805f88cb72. This interface contains stack-based buffer overflow vulnerabilities within the handling code for several RPC operation codes. III. ANALYSIS Exploitation allows an attacker to execute code with SYSTEM privileges on the targeted host. The vulnerable code can be reached remotely using the SMB protocol. As such, valid credentials are required to exploit this vulnerability on Windows XP and newer systems. Windows 2000 based installations do not require credentials. IV. DETECTION iDefense confirmed that the Alert Notification Server included with Computer Associates International Inc.'s eTrust Integrated Threat Management r8 for Windows is vulnerable. V. WORKAROUND iDefense is currently unaware of any workarounds for this issue. VI. VENDOR RESPONSE " CA has provided an update to address the vulnerabilities. The updated Alert service must be manually installed. " For more information consult Computer Associates' advisory at the following URL. http://supportconnectw.ca.com/public/antivirus/infodocs/caantivirus-secnotice.asp VII. CVE INFORMATION The Common Vulnerabilities and Exposures (CVE) project has assigned the name CVE-2007-3825 to this issue. This is a candidate for inclusion in the CVE list (http://cve.mitre.org/), which standardizes names for security problems. VIII. DISCLOSURE TIMELINE 02/27/2007 Initial vendor notification 02/27/2007 Initial vendor response 07/17/2007 Public disclosure IX. CREDIT The discoverer of this vulnerability wishes to remain anonymous. Get paid for vulnerability research http://labs.idefense.com/methodology/vulnerability/vcp.php Free tools, research and upcoming events http://labs.idefense.com/ X. LEGAL NOTICES Copyright © 2007 iDefense, Inc. Permission is granted for the redistribution of this alert electronically. It may not be edited in any way without the express written consent of iDefense. If you wish to reprint the whole or any part of this alert in any other medium other than electronically, please e-mail customerservice@private for permission. Disclaimer: The information in the advisory is believed to be accurate at the time of publishing based on currently available information. Use of the information constitutes acceptance for use in an AS IS condition. There are no warranties with regard to this information. Neither the author nor the publisher accepts any liability for any direct, indirect, or consequential loss or damage arising from use of, or reliance on, this information.
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