Description Preview
The Excel Out of Bounds Array Indexing Vulnerability is a security flaw that exists in Microsoft Excel 2003 SP3, 2007 SP2, Excel in Office 2007 SP2, Excel 2010 Gold and SP1, Excel in Office 2010 Gold and SP1, Office 2004, 2008, and 2011 for Mac, Open XML File Format Converter for Mac, Excel Viewer SP2, and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2. This vulnerability allows remote attackers to execute arbitrary code by exploiting an array index error in the affected software when processing a crafted spreadsheet.
Overview
This vulnerability affects multiple versions of Microsoft Excel and related products across different platforms, allowing remote attackers to execute arbitrary code through a specially crafted spreadsheet. The vulnerability was first made public on September 13, 2011, under the CVE-2011-1987 identifier.
Remediation
To mitigate the risk associated with this vulnerability, it is recommended to apply the necessary security updates provided by Microsoft. Users should ensure that their Microsoft Excel software is updated to the latest version available to address this array index error. Additionally, users are advised to exercise caution when opening Excel files from untrusted sources to prevent potential exploitation of this vulnerability.
References
- CVE-2011-1987: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1987
- Microsoft Security Bulletin MS11-072: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072
- US-CERT Technical Alert TA11-256A: http://www.us-cert.gov/cas/techalerts/TA11-256A.html
Industry ExposureMost to leastThis section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
- ManufacturingManufacturing
- Health Care & Social AssistanceHealth Care & Social Assistance
- Public AdministrationPublic Administration
- Educational ServicesEducational Services
- Finance and InsuranceFinance and Insurance
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- Transportation & WarehousingTransportation & Warehousing
- Other Services (except Public Administration)Other Services (except Public Administration)
- Retail TradeRetail Trade
- UtilitiesUtilities
- Accommodation & Food ServicesAccommodation & Food Services
- InformationInformation
- Wholesale TradeWholesale Trade
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- ConstructionConstruction
- MiningMining
- Real Estate Rental & LeasingReal Estate Rental & Leasing