CVE-2012-2543

critical
Published 2012-11-14 · Modified 2026-04-29
CVSS v3
CVSS v2
9.3
VIR risk
9.3

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."

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Application impact

VendorProductVersionsFixed
windows microsoftexcel2007
windows microsoftexcel2010
windows microsoftexcel_viewer
windows microsoftoffice2011
windows microsoftoffice_compatibility_pack

References

CWEs

CWE-119

Verify integrity in audit chain (admin only). AS-IS.