{"schemaVersion":3,"id":"CVE-2011-1988","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Microsoft Excel 2003 SP3 and 2007 SP2; Excel in Office 2007 SP2; Office 2004 and 2008 for Mac; Open XML File Format Converter for Mac; Excel Viewer SP2; and Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP2 do not properly parse records in Excel spreadsheets, which allows remote attackers to execute arbitrary code via a crafted spreadsheet, aka \"Excel Heap Corruption Vulnerability.\"","dates":{"published":"2011-09-15T10:00:00.000Z","modified":"2024-08-06T22:46:01.120Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.3,"severity":"high","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":9.3,"severity":"high","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.18609,"percentile":0.97239,"severity":"medium","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.18609},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.18609,"percentile":0.97239}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.18609,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.18609,"percentile":0.97239}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"microsoft","product":"excel","name":"Excel","label":"excel","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2003:sp3","noFixRecorded":false,"fixedIn":null},{"text":"2007:sp2","noFixRecorded":false,"fixedIn":null}],"versionsText":"2003:sp3 | 2007:sp2","eol":null,"hubHref":"/vendor/microsoft/excel"},{"vendor":"microsoft","product":"office","name":"Office","label":"office","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2004","noFixRecorded":false,"fixedIn":null},{"text":"2007:sp2","noFixRecorded":false,"fixedIn":null},{"text":"2008","noFixRecorded":false,"fixedIn":null}],"versionsText":"2004 | 2007:sp2 | 2008","eol":{"isEol":null,"eolDate":null,"matchMethod":"cpe","cycle":null,"product":{"name":"office","label":"Microsoft Office","category":"app"}},"hubHref":"/vendor/microsoft/office"},{"vendor":"microsoft","product":"office_compatibility_pack","name":"office compatibility pack","label":"office_compatibility_pack","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2007:sp2","noFixRecorded":false,"fixedIn":null}],"versionsText":"2007:sp2","eol":null,"hubHref":"/vendor/microsoft/office_compatibility_pack"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072","label":"docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-072","hostname":"docs.microsoft.com","tags":["Vendor Advisory","X Refsource MS"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA11-256A.html","label":"www.us-cert.gov/cas/techalerts/TA11-256A.html","hostname":"www.us-cert.gov","tags":["Third Party Advisory","X Refsource CERT","US Government Resource"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12836","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12836","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2011-09-15T10:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T22:46:01.120Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T02:08:07.188Z","stale":false,"partial":false}}