{"cve":{"cve_id":"CVE-2008-3471","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.52318,"epss_percentile":0.98819,"epss_as_of":"2026-06-23","description":"Stack-based buffer overflow in Microsoft Excel 2000 SP3, 2002 SP3, 2003 SP2 and SP3, and 2007 Gold and SP1; Office Excel Viewer 2003 SP3; Office Excel Viewer; Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats Gold and SP1; Office 2004 and 2008 for Mac; and Open XML File Format Converter for Mac allows remote attackers to execute arbitrary code via a BIFF file with a malformed record that triggers a user-influenced size calculation, aka \"File Format Parsing Vulnerability.\"","published_at":"2008-10-15T00:00:00Z","last_modified_at":"2026-06-16T22:55:53.067000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-787"],"nvd_references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/45579","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5750","http://www.zerodayinitiative.com/advisories/ZDI-08-068/","http://marc.info/?l=bugtraq&m=122479227205998&w=2","http://www.securitytracker.com/id?1021044","http://www.vupen.com/english/advisories/2008/2808","http://www.securityfocus.com/bid/31705","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-057","http://marc.info/?l=bugtraq&m=122479227205998&w=2","https://exchange.xforce.ibmcloud.com/vulnerabilities/45581","http://www.us-cert.gov/cas/techalerts/TA08-288A.html","http://secunia.com/advisories/32211"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:04:34.885544Z"},"effective_severity":null,"badges":["epss"],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel","product_name":"Excel","version_start":"2003","version_start_inclusive":true,"version_end":"2003","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel:2003:sp2:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel","product_name":"Excel","version_start":"2003","version_start_inclusive":true,"version_end":"2003","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel:2003:sp3:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel","product_name":"Excel","version_start":"2007","version_start_inclusive":true,"version_end":"2007","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel:2007:-:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel","product_name":"Excel","version_start":"2007","version_start_inclusive":true,"version_end":"2007","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel:2007:sp1:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel-viewer","product_name":"excel_viewer","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:microsoft:excel_viewer:-:*:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel-viewer","product_name":"excel_viewer","version_start":"2003","version_start_inclusive":true,"version_end":"2003","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel_viewer:2003:-:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"excel-viewer","product_name":"excel_viewer","version_start":"2003","version_start_inclusive":true,"version_end":"2003","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:excel_viewer:2003:sp3:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"office","product_name":"office","version_start":"2004","version_start_inclusive":true,"version_end":"2004","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:office:2004:*:*:*:*:macos:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"office","product_name":"office","version_start":"2008","version_start_inclusive":true,"version_end":"2008","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:office:2008:*:*:*:*:macos:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"office-compatibility-pack","product_name":"office_compatibility_pack","version_start":"2007","version_start_inclusive":true,"version_end":"2007","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:office_compatibility_pack:2007:-:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"office-compatibility-pack","product_name":"office_compatibility_pack","version_start":"2007","version_start_inclusive":true,"version_end":"2007","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:office_compatibility_pack:2007:sp1:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"open-xml-file-format-converter","product_name":"open_xml_file_format_converter","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:microsoft: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