Home / vulnerabilities 04.04.07-1.txt
Posted on 05 April 2007
Source : packetstormsecurity.org Link
Kaspersky AntiVirus SysInfo ActiveX Control Information Disclosure
Vulnerability
iDefense Security Advisory 04.04.07
http://labs.idefense.com/intelligence/vulnerabilities/
Apr 04, 2007
I. BACKGROUND
Kaspersky AntiVirus offers comprehensive protection from computer
viruses and malware threats. More information can be found on the
vendors site at the following URL.
http://usa.kaspersky-labs.com/products/anti-virus.php
II. DESCRIPTION
Remote exploitation of a information disclosure vulnerability in
Kaspersky AntiVirus 6 could allow malicious websites to steal files off
of a user's machine.
The vulnerability specifically lays with in the following ActiveX
Control:
ProgID: KL.SysInfo
Clsid: BA61606B-258C-4021-AD27-E07A3F3B91DB
File: C:Program FilesKaspersky LabKaspersky Anti-Virus
6.0AxKLSysInfo.dll
Version: 5.0.5.0
This control includes a method called "StartUploading" which allows
malicious web scripts to perform an anonymous FTP transfer of any file
they specify off of the victims machine.
III. ANALYSIS
Exploitation of this vulnerability allows attackers to steal files from
a victim's computer.
This vulnerability can be triggered by a malicious website. Users would
be required to have a vulnerable version of the target software
installed and be lured to a malicious site.
No dialogs, warnings or user action is required to perform the transfer.
IV. DETECTION
iDefense has confirmed the existence of this vulnerability in version
6.0 of Kaspersky Antivirus.
V. WORKAROUND
Setting the kill-bit for the target ActiveX control will prevent
exploitation via Internet Explorer.
VI. VENDOR RESPONSE
Kaspersky has addressed this vulnerability by removing the vulnerable
libraries upon installation of Maintenance Pack 2. More information is
available from the vendor's advisory at the following URL.
http://www.kaspersky.com/technews?id=203038694
VII. CVE INFORMATION
A Mitre Corp. Common Vulnerabilities and Exposures (CVE) number has not
been assigned yet.
VIII. DISCLOSURE TIMELINE
12/12/2006 Initial vendor notification
12/12/2006 Initial vendor response
04/04/2007 Coordinated public disclosure
IX. CREDIT
This vulnerability was reported to iDefense by Peter Vreugdenhil.
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http://labs.idefense.com/methodology/vulnerability/vcp.php
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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@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.
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