Home/CVE/Microsoft Office Excel 2007 SP1 and SP2; Office 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewe
CVE

CVE-2010-0263

Microsoft Office Excel 2007 SP1 and SP2; Office 2008 for Mac; Open XML File Format Converter for Mac; Office Excel Viewe

Microsoft Office Excel 2007 SP1 and SP2.

Office 2008 for Mac.

Open XML File Format Converter for Mac.

Office Excel Viewer SP1 and SP2.

Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2.

and Office SharePoint Server 2007 SP1 and SP2 do not validate ZIP headers during decompression of Open XML (.XLSX) documents, which allows remote attackers to execute arbitrary code via a crafted document that triggers access to uninitialized memory locations, aka "Microsoft Office Excel XLSX File Parsing Code Execution Vulnerability.".

HIGH · CVSS 9.3 EPSS 0.54855
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
⬡

Weakness Classification

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

Affected Products & Versions

6
microsoft excelall versions
microsoft officeall versions
microsoft office compatibility packall versions
microsoft office excel viewerall versions
microsoft office sharepoint serverall versions
microsoft open xml file format converterall versions
◈

Sigma Hunt Rules

13
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.
producthighSuspicious Microsoft Office Child Process - MacOS
producthighCode 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
▣

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 NVD10 Mar 2010 · 10:30 PM
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/archive/1/509979/100/0/threaded
http://www.securitytracker.com/id?1023698
http://www.us-cert.gov/cas/techalerts/TA10-068A.htmlUS Government Resource
http://www.zerodayinitiative.com/advisories/ZDI-10-025/
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-017
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8407
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