(MS11-045) Vulnerabilities in Microsoft Excel Could Allow Remote Code Execution (2537146)

Publish date: July 06, 2011
  Severity: HIGH
  CVE Identifier: CVE-2011-1272,CVE-2011-1273,CVE-2011-1274,CVE-2011-1275,CVE-2011-1276,CVE-2011-1277,CVE-2011-1278,CVE-2011-1279
  Advisory Date: JUL 06, 2011

  DESCRIPTION

There exists several vulnerabilities in Microsoft Office, some of which pertains to certain versions of Microsoft Excel. To exploit the vulnerabilities, an attacker must persuade a potential victim to open a malicious MS Excel file. Users who are logged on as administrators are more in risk of being negatively impacted than users who are logged on with lesser privileges.

  TREND MICRO PROTECTION INFORMATION

The following Trend Micro DPI rules address exploits that may attempt to use this vulnerability:

  • 1004695 - Excel Insufficient Record Validation Vulnerability
  • 1004691 - Excel Improper Record Parsing Vulnerability
  • 1004689 - Excel Out of Bounds Array Access Vulnerability
  • 1004698 - Excel WriteAV Vulnerability
  • 1004703 - Microsoft Excel Buffer Overrun Vulnerability

  SOLUTION

  AFFECTED SOFTWARE AND VERSION

  • Microsoft Excel 2002 Service Pack 3 (Microsoft Office XP Service Pack 3)
  • Microsoft Excel 2003 Service Pack 3 (Microsoft Office 2003 Service Pack 3)
  • Microsoft Excel 2007 Service Pack 2 (Microsoft Office 2007 Service Pack 2)
  • Microsoft Excel 2010 (32-bit editions) (Microsoft Office 2010 (32-bit editions)
  • Microsoft Excel 2010 (64-bit editions) (Microsoft Office 2010 (64-bit editions)
  • Microsoft Office 2004 for Mac
  • Microsoft Office 2008 for Mac
  • Microsoft Office for Mac 2011
  • Open XML File Format Converter for Mac
  • Microsoft Excel Viewer Service Pack 2
  • Microsoft Office Compatibility Pack for Word
  • Excel
  • and PowerPoint 2007 File Formats Service Pack 2

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