CVE-2012-1886

Home/CVE/Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Excel Viewer; and Office Compatibility Pack SP2 and SP3 allow

CVE

Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1; Excel Viewer; and Office Compatibility Pack SP2 and SP3 allow

Microsoft Excel 2003 SP3, 2007 SP2 and SP3, and 2010 SP1.

Excel Viewer.

and Office Compatibility Pack SP2 and SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted spreadsheet, aka "Excel Memory Corruption Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.62114

Act now

EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
EPSS percentile: top 2% of all CVEs by exploitation likelihood
CVSS base score ≥ 7.0

Sigma rules5 YARA rules0

⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer

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Affected Products & Versions

microsoft excelall versions
microsoft excel viewerall versions
microsoft office compatibility packall versions

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Sigma Hunt Rules

Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.

producthighPython Function Execution Security Warning Disabled In Excel

producthighPotential Excel.EXE DCOM Lateral Movement Via ActivateMicrosoftApp

producthighPotential Persistence Via Excel Add-in - Registry

producthighPython Function Execution Security Warning Disabled In Excel - Registry

productmediumMicrosoft Excel Add-In Loaded From Uncommon Location

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Scoring & Timeline

9.3

HIGH · CVSS v2 (legacy) · secure@microsoft.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

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

Published to NVD14 Nov 2012 · 12:55 AM

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://www.securityfocus.com/bid/56426

http://www.securitytracker.com/id?1027752

http://www.us-cert.gov/cas/techalerts/TA12-318A.htmlUS Government Resource

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-076

https://exchange.xforce.ibmcloud.com/vulnerabilities/78073

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15927

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