A remote code execution vulnerability exists in Excel using a FNGROUPCOUNT value. An attacker could exploit the vulnerability by constructing a specially crafted Excel file that could allow remote code execution. Affected products include Microsoft Office 2000 SP3, XP SP3, 2003 SP1/SP2, Microsoft Works Suites, Microsoft Office X for Mac, Microsoft Office 2004 for Mac.
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Technical Cyber Security Alert TA06-073A - Microsoft has released updates that address critical vulnerabilities in Microsoft Office and Excel. Exploitation of these vulnerabilities could allow a remote, unauthenticated attacker to execute arbitrary code or cause a denial of service on a vulnerable system.
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