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MS.Excel.BIFF5.String.Variable.Buffer.Overrun

Release Date

Jun 09, 2010

Severity

high

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Description

This indicates an attack attempt against a buffer-overrun vulnerability in
Microsoft Office Excel.

The vulnerability is caused by improper bounds checking when the vulnerable software handles an Excel file containing a malformed ExternSheet record. It could allow a remote attacker to execute arbitrary code and take complete control of an affected system.

Affected Products

Microsoft Office Excel 2002 Service Pack 3
Microsoft Office Excel 2003 Service Pack 3
Microsoft Office Excel 2007 Service Pack 1
Microsoft Office Excel 2007 Service Pack 2

Microsoft Office for Mac
Microsoft Office 2004 for Mac
Microsoft Office 2008 for Mac
Open XML File Format Converter for Mac

Recommended Actions

Apply the patch supplied by the vendor:
http://www.microsoft.com/technet/security/Bulletin/MS10-038.mspx

Coverage

IPS
VCM

Common Vulnerabilities and Exposures (CVE)

CVE-2010-1252

Reference/s

http://technet.microsoft.com/en-us/security/bulletin/MS10-038.mspx (MS-ID)
http://www.securityfocus.com/bid/40530 (BugTraq)

Reference: VID-23335