#VU2946 Stack-based buffer overflow in Microsoft products - CVE-2011-0978
Published: December 28, 2016 / Updated: November 20, 2020
Vulnerability identifier: #VU2946
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2011-0978
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerable software:
Microsoft Office
Microsoft Excel
Microsoft Office for macOS
Microsoft Office
Microsoft Excel
Microsoft Office for macOS
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to array indexing error when validating record information. A remote attacker can create a specially crafted Excel file, trick the victim into opening it, trigger stack-based buffer overlow and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
The weakness exists due to array indexing error when validating record information. A remote attacker can create a specially crafted Excel file, trick the victim into opening it, trigger stack-based buffer overlow and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.
Remediation
Install update from vendor's website:
Microsoft Excel 2002 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?familyid=db2c5cfe-588c-4646-b86a-3fb8248f7af4
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Excel 2003 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?familyid=916a076d-d754-4092-b23d-c8826db7e397
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Excel 2007 Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=5ae34fe0-03bd-48a9-a7ac-de8f7b1aff90
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Office 2004 for Mac:
https://www.microsoft.com/downloads/details.aspx?FamilyID=f756d836-6ab2-4adb-9dee-6cb523d7c1f5
Microsoft Excel Viewer Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=2d75786a-2368-4ef2-970b-fa2e57d63ca9
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=946cc611-4d75-4728-b9d3-1c8b557b02c2
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Excel 2002 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?familyid=db2c5cfe-588c-4646-b86a-3fb8248f7af4
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Excel 2003 Service Pack 3:
https://www.microsoft.com/downloads/details.aspx?familyid=916a076d-d754-4092-b23d-c8826db7e397
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Excel 2007 Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=5ae34fe0-03bd-48a9-a7ac-de8f7b1aff90
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Office 2004 for Mac:
https://www.microsoft.com/downloads/details.aspx?FamilyID=f756d836-6ab2-4adb-9dee-6cb523d7c1f5
Microsoft Excel Viewer Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=2d75786a-2368-4ef2-970b-fa2e57d63ca9
http://go.microsoft.com/fwlink/?LinkId=200529
Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Service Pack 2:
https://www.microsoft.com/downloads/details.aspx?familyid=946cc611-4d75-4728-b9d3-1c8b557b02c2
http://go.microsoft.com/fwlink/?LinkId=200529