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Credit:
The information has been provided by NSFOCUS Security Team .
The original article can be found at: http://www.nsfocus.com/english/homepage/research/0606.htm
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Vulnerable Systems:
* Microsoft Excel 2000
* Microsoft Excel 2002
* Microsoft Excel 2003
Excel does not perform sufficient check for certain field when processing COLINFO record, which might cause a buffer overflow vulnerability in data filling operation. Attackers can run arbitrary via carefully craft data.
Attackers can craft an Excel file with malformed COLINFO record and allure users to open it via instant messaging tools, e-mail or other vectors, resulting in arbitrary code execution with the privilege of the user. If the user is the administrator, then attackers might take complete control over the system.
CVE Information:
CVE-2006-1304
Disclosure Timeline:
2006.03.30 Informed the vendor
2006.04.03 Vendor confirmed the vulnerability
2006.07.11 Microsoft has released a security bulletin (MS06-037) and related patches.
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