From idlabs-advisories@idefense.com Wed Aug 25 12:43:36 2004 From: idlabs-advisories@idefense.com To: idlabs-advisories@idefense.com Date: Wed, 25 Aug 2004 11:18:19 -0400 Reply-To: customerservice@idefense.com Subject: [Full-Disclosure] iDEFENSE Security Advisory 08.25.04: Ipswitch WhatsUp Gold Remote Buffer Overflow Vulnerability Ipswitch WhatsUp Gold Remote Buffer Overflow Vulnerability iDEFENSE Security Advisory 08.25.04 http://www.idefense.com/application/poi/display?type=vulnerabilities August 25, 2004 I. BACKGROUND Ipswitch WhatsUp Gold is a Microsoft Windows based network monitoring application. More information is available at: http://www.Ipswitch.com/products/whatsup/index.html II. DESCRIPTION Remote exploitation of a buffer overflow vulnerability in Ipswitch Inc.'s WhatsUp Gold allows attackers to execute arbitrary code under the privileges of the user that instantiated the application. The problem specifically exists in the _maincfgret.cgi script accessible through the web server installed by WhatsUp Gold. By posting a long string for the value of 'instancename', a buffer overflow occurs allowing an attacker to redirect the flow of control and eventually execute arbitrary code. III. ANALYSIS Successful exploitation allows remote attackers to execute arbitrary code under the privileges of the user that instantiated the application. The WhatsUp Gold web server is not enabled by default. IV. DETECTION iDEFENSE has confirmed the existence of this vulnerability against WhatsUp Gold version 8.03. iDEFENSE has confirmed that the latest version of WhatsUp Gold, version 8.03 Hotfix 1, is not vulnerable. V. WORKAROUND Disable the WhatsUp Gold web server if it is not required. VI. VENDOR RESPONSE The buffer overflow is repaired in WhatsUp Gold, version 8.03 Hotfix 1. VII. CVE INFORMATION The Common Vulnerabilities and Exposures (CVE) project has assigned the name CAN-2004-0798 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 08/12/2004 Initial vendor notification 08/12/2004 iDEFENSE clients notified 08/12/2004 Initial vendor response 08/25/2004 Public disclosure IX. CREDIT The discoverer wishes to remain anonymous. Get paid for vulnerability research http://www.idefense.com/poi/teams/vcp.jsp X. LEGAL NOTICES Copyright (c) 2004 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 email customerservice@idefense.com 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. _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.netsys.com/full-disclosure-charter.html