[NT] Ipswitch IMail Server 2006 Multiple ActiveX Control Buffer Overflow Vulnerabilities
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- Date: 12 Mar 2007 10:41:54 +0200
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Ipswitch IMail Server 2006 Multiple ActiveX Control Buffer Overflow
Vulnerabilities
------------------------------------------------------------------------
SUMMARY
Ipswitch Inc.'s <http://www.ipswitch.com/products/messaging.asp> IMail
Server is "an email server aimed at providing easy to configure and
maintain email services for for small organizations".
Remote exploitation of several ActiveX control buffer overflow
vulnerabilities in Ipswitch Inc.'s IMail Server 2006 could allow attackers
to execute arbitrary code with the credentials of the user visiting a
malicious website.
DETAILS
Vulnerable Systems:
* IMail Server 2006
Multiple stack and heap based buffer overflows caused be unsafe strcpy and
wsprintf calls could corrupt memory in a way that leads to code execution.
Details for the vulnerable controls follow:
ProgID: IMAILAPILib.IMailServer
CLSID: 302397C2-8501-11D4-8D29-00010245C51E
targetFile: C:\Program Files\Ipswitch\IMail\IMailAPI.dll
memberName: WebConnect
memberName: Connect
ProgID: IMAILAPILib.IMailLDAPService
CLSID: 889558D4-CE9A-4A1B-B88A-AF7774A80E25
targetFile: C:\Program Files\Ipswitch\IMail\IMailAPI.dll
memberName: Sync3
memberName: Init3
ProgID: IMAILAPILib.IMailUserCollection
CLSID: 302397D6-8501-11D4-8D29-00010245C51E
targetFile: C:\Program Files\Ipswitch\IMail\IMailAPI.dll
memberName: SetReplyTo
To exploit this issue, a user would have to visit a malicious website from
a computer with IMail Server installed on it. The vulnerable component is
also likely installed with any IPSwitch product that includes the IMail
Server. This includes products such as its Collaboration Suite packages.
Workaround:
Setting the the kill-bit for the following CLSIDs will prevent
exploitation of these vulnerabilities within Internet Explorer.
302397C2-8501-11D4-8D29-00010245C51E
302397D6-8501-11D4-8D29-00010245C51E
889558D4-CE9A-4A1B-B88A-AF7774A80E25
Vendor Status:
Ipswitch has addressed the aforementioned vulnerabilities within version
2006.2 of IMail Server.
http://support.ipswitch.com/kb/IM-20070305-JH01.htm
Disclosure Timeline:
* 01/22/2007 - Initial vendor notification
* 03/05/2007 - Vendor publicly disclosed issues
* 03/07/2007 - iDefense public disclosure
ADDITIONAL INFORMATION
The information has been provided by iDefense.
The original article can be found at:
<http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=487>
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=487
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