CVE-2012-1885

Heap-based buffer overflow in Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Office 2008 and 2011 for Mac; and Office Compatibility Pack SP2 and SP3 allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka "Excel SerAuxErrBar Heap Overflow Vulnerability."

Published: 2012-11-14 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2012-1885 is rated High Risk (66.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 29.29%, 98th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2012-1885

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 65.94% 29.29% -36.65%
2 2025-07-01 64.85% 65.94% +1.09%
3 2025-03-30 64.85%

Full EPSS history (19 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2012-1885

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
8.6 10.0 [email protected]

Weakness enumeration for CVE-2012-1885

Affected software / configurations for CVE-2012-1885

Vendor Product Version Raw CPE
microsoft excel 2003 cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:*
microsoft excel 2007 cpe:2.3:a:microsoft:excel:2007:sp2:*:*:*:*:*:*
microsoft excel 2007 cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:*
microsoft excel 2010 cpe:2.3:a:microsoft:excel:2010:sp1:x64:*:*:*:*:*
microsoft excel 2010 cpe:2.3:a:microsoft:excel:2010:sp1:x86:*:*:*:*:*
microsoft office 2008 cpe:2.3:a:microsoft:office:2008:*:mac:*:*:*:*:*
microsoft office 2011 cpe:2.3:a:microsoft:office:2011:*:mac:*:*:*:*:*
microsoft office_compatibility_pack cpe:2.3:a:microsoft:office_compatibility_pack:*:sp2:*:*:*:*:*:*
microsoft office_compatibility_pack cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:*

References for CVE-2012-1885

cvelogic Threat Intelligence