CVE-2012-2543

critical Microsoft
CVSS v3 Base Score
9.3
AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS Score
65.9%
Exploitation probability in 30 days
Top 1% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
M
Confidentiality
C
Integrity
C
Availability
C
Published: November 14, 2012 (4930 days ago)
Last Modified: April 29, 2026
Vendor: Microsoft
Source: NVD

Description

Stack-based buffer overflow in Microsoft Excel 2007 SP2 and SP3 and 2010 SP1; Office 2011 for Mac; Excel Viewer; and Office Compatibility Pack SP2 and SP3 allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel Stack Overflow Vulnerability."

CWE

CWE-119

Affected Products

microsoft excelmicrosoft excel viewermicrosoft officemicrosoft office compatibility pack

References

🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 www.us-cert.gov 🔗 docs.microsoft.com 🔗 oval.cisecurity.org