{"schemaVersion":3,"id":"CVE-2007-3527","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Integer overflow in Firebird 2.0.0 allows remote authenticated users to cause a denial of service (CPU consumption) via certain database operations with multi-byte character sets that trigger an attempt to use the value 65536 for a 16-bit integer, which is treated as 0 and causes an infinite loop on zero-length data.","dates":{"published":"2007-07-03T18:00:00.000Z","modified":"2024-08-07T14:21:35.611Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.8,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01556,"percentile":0.7481,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.01556},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01556,"percentile":0.7481}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01556,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01556,"percentile":0.7481}]},"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":[],"affected":[{"vendor":"firebirdsql","product":"firebird","name":"firebird","label":"firebird","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.0.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.0.0","eol":null,"hubHref":"/vendor/firebirdsql/firebird"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://www.firebirdsql.org/rlsnotes/Firebird-2.0.1-ReleaseNotes.pdf","label":"www.firebirdsql.org/rlsnotes/Firebird-2.0.1-ReleaseNotes.pdf","hostname":"www.firebirdsql.org","tags":["X Refsource CONFIRM","Patch"]},{"url":"http://osvdb.org/43782","label":"osvdb.org/43782","hostname":"osvdb.org","tags":["VDB Entry","X Refsource OSVDB"]},{"url":"http://tracker.firebirdsql.org/browse/CORE-1063","label":"tracker.firebirdsql.org/browse/CORE-1063","hostname":"tracker.firebirdsql.org","tags":["X Refsource CONFIRM"]},{"url":"http://secunia.com/advisories/29501","label":"secunia.com/advisories/29501","hostname":"secunia.com","tags":["Third Party Advisory","X Refsource SECUNIA"]},{"url":"http://www.securityfocus.com/bid/28473","label":"www.securityfocus.com/bid/28473","hostname":"www.securityfocus.com","tags":["VDB Entry","X Refsource BID"]},{"url":"http://www.debian.org/security/2008/dsa-1529","label":"www.debian.org/security/2008/dsa-1529","hostname":"www.debian.org","tags":["Vendor Advisory","X Refsource DEBIAN"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2007-07-03T18:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-07T14:21:35.611Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":28,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T10:39:33.238Z","stale":false,"partial":false}}