Vulnerability in Microsoft Office Excel

On 24 Feb 2009, Microsoft released their emergency zero-patch for Microsoft Excel. At the same day after Microsoft announced their press release, security vendor such as Symantec researcher received few crafted excel samples that exploiting the excel vulnerability and drop binary file on systems.


Reference:
https://forums.symantec.com/t5/blogs/blogarticlepage/blog-id/vulnerabilities_exploits/article-id/189

Microsoft Advisory:
http://www.microsoft.com/technet/security/advisory/968272.mspx