CVE-2010-1249

Home/CVE/Buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 for Mac, Office 2008 for Mac, and Open XML File Format C

CVE

Buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 for Mac, Office 2008 for Mac, and Open XML File Format C

Buffer overflow in Microsoft Office Excel 2002 SP3, Office 2004 for Mac, Office 2008 for Mac, and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via an Excel file with a malformed ExternName (0x23) record, aka "Excel Memory Corruption Vulnerability," a different vulnerability than CVE-2010-0823 and CVE-2010-1247.

HIGH · CVSS 9.3 EPSS 0.64885

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 rules13 YARA rules0

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Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')

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Affected Products & Versions

microsoft excelall versions
microsoft officeall versions
microsoft open xml file format converterall 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

producthighSuspicious Microsoft Office Child Process - MacOS

Show all 13 top matchesproducthighCode Executed Via Office Add-in XLL File
producthighPotential Persistence Via Microsoft Office Add-In
producthighPotential Persistence Via Microsoft Office Startup Folder
producthighFile With Uncommon Extension Created By An Office Application
producthighOffice Macro File Creation From Suspicious Process
producthighUncommon File Created In Office Startup Folder
producthighPotentially Suspicious Office Document Executed From Trusted Location

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Scoring & Timeline

9.3

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

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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 NVD08 Jun 2010 · 08:30 PM

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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://osvdb.org/65232

http://www.securityfocus.com/archive/1/511767/100/0/threaded

http://www.securityfocus.com/bid/40527

http://www.us-cert.gov/cas/techalerts/TA10-159B.htmlUS Government Resource

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-038

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6634

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