Signature Detail

HTTP: Microsoft Office Excel Crafted SST Record Code Execution

This signature detects attempts to exploit a known vulnerability in Microsoft Office Excel. The vulnerability is due to improper parsing of an Excel file that includes a malformed object .A successful attack can lead to memory corruption and arbitrary code execution.

Extended Description

Microsoft Excel is prone to a remote code-execution vulnerability. Attackers may exploit this issue by enticing victims into opening a maliciously crafted Excel file. Successful exploits may allow attackers to execute arbitrary code with the privileges of the user running the application. Failed exploit attempts will result in a denial-of-service condition.

Affected Products

• Microsoft Excel 2000 SP2
• Microsoft Excel 2000 SP3
• Microsoft Excel 2000 SR1
• Microsoft Excel 2000
• Microsoft Excel 2002 SP1
• Microsoft Excel 2002 SP2
• Microsoft Excel 2002 SP3
• Microsoft Excel 2002
• Microsoft Excel 2003 SP1
• Microsoft Excel 2003 SP2
• Microsoft Excel 2003 SP3
• Microsoft Excel 2003
• Microsoft Excel 2004 for Mac
• Microsoft Excel 2007 SP1
• Microsoft Excel 2007
• Microsoft Excel 2008 for Mac
• Microsoft Open XML File Format Converter for Mac

References

• BugTraq: 33870
• CVE: CVE-2009-0238