National Cyber-Alert System
Vulnerability Summary for CVE-2008-4264
Original release date:12/10/2008
Last revised:03/04/2009
Source:
US-CERT/NIST
Overview
Microsoft Office Excel 2000 SP3, 2002 SP3, 2003 SP3, and 2007 Gold and SP1; Excel Viewer 2003 Gold and SP3; Excel Viewer; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Gold and SP1; Office 2004 and 2008 for Mac; and Open XML File Format Converter for Mac allow remote attackers to execute arbitrary code via a crafted Excel spreadsheet that contains a malformed formula, which triggers "pointer corruption" during the loading of formulas from this spreadsheet, aka "File Format Parsing Vulnerability."
Description
http://www.microsoft.com/technet/security/Bulletin/MS08-074.mspx
File Format Parsing Vulnerability - CVE-2008-4264
A remote code execution vulnerability exists in Microsoft Office Excel as a result of pointer corruption when loading Excel formulas. The vulnerability could allow remote code execution if a user opens a specially crafted Excel file that includes a malformed formula. An attacker who successfully exploited this vulnerability could take complete control of an affected system. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service
References to Advisories, Solutions, and Tools
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US-CERT Technical Alert: TA08-344A
Name: TA08-344A
External Source: SECTRACK
Name: 1021368
External Source: BID
Name: 32621
External Source: MS
Name: MS08-074
Type: Advisory
External Source: VUPEN
Name: ADV-2008-3386
External Source: OVAL
Name: oval:org.mitre.oval:def:5556