PT-2011-3528 · Microsoft · Excel Viewer+4

Published 2011-09-15 · Updated 2018-10-12 · CVE-2011-1988

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Microsoft Excel versions 2003 SP3 through 2007 SP2 Office 2004 and 2008 for Mac Open XML File Format Converter for Mac Excel Viewer version SP2 Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats version SP2

Description A remote code execution issue exists due to improper parsing of records in Excel spreadsheets, allowing attackers to execute arbitrary code via a crafted spreadsheet. This could give an attacker complete control of the affected system, enabling them to install programs, view, change, or delete data, and create new accounts with full user rights.

Recommendations For Microsoft Excel 2003 SP3, update to a newer version to mitigate the risk. For Microsoft Excel 2007 SP2, update to a newer version to mitigate the risk. For Office 2004 and 2008 for Mac, update to a newer version to mitigate the risk. For Open XML File Format Converter for Mac, update to a newer version to mitigate the risk. For Excel Viewer SP2, update to a newer version to mitigate the risk. For Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2, update to a newer version to mitigate the risk.

Fix

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2011-1988

Affected Products

Excel Viewer

Office Excel

Office

Office Compatibility Pack

Open Xml File Format Converter For Mac

References · 7

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1988 · Security Note
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-1988 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1988 · Note
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12836 · Note
• http://technet.microsoft.com/en-us/security/bulletin/MS11-072 · Note
• http://us-cert.gov/cas/techalerts/TA11-256A.html · Note