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National Cyber Awareness System

Vulnerability Summary for CVE-2012-5672

Original release date:10/25/2012
Last revised:11/08/2012
Source: US-CERT/NIST

Overview

Microsoft Excel Viewer (aka Xlview.exe) and Excel in Microsoft Office 2007 (aka Office 12) allow remote attackers to cause a denial of service (read access violation and application crash) via a crafted spreadsheet file, as demonstrated by a .xls file with battery voltage data.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore: 2.9
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:Allows disruption of serviceUnknown

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External Source: BUGTRAQ
Name: 20121010 Microsoft Office Excel ReadAV Arbitrary Code Execution
Hyperlink:http://www.securityfocus.com/archive/1/524379

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:microsoft:excel_viewer
spacerspacerNav control image* cpe:/a:microsoft:office:2007
spacerspacerNav control image* cpe:/a:microsoft:excel:2007
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5672