{"id":"CVE-2007-3527","aliases":["EUVD-2007-3511","GHSA-8375-gg7c-7cc8"],"status":"published","title":"Integer overflow in Firebird 2.0.0 allows remote authenticated users to cause a denial of service...","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.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01556,"percentile":0.75346,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2007-07-03T18:00:00Z","modified":"2026-06-16T22:42:13Z","products":[{"vendor":"firebirdsql","product":"firebird"}],"references":[{"url":"http://www.firebirdsql.org/rlsnotes/Firebird-2.0.1-ReleaseNotes.pdf","tags":["x_refsource_CONFIRM","x_transferred","Patch"]},{"url":"http://osvdb.org/43782","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://tracker.firebirdsql.org/browse/CORE-1063","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/29501","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/bid/28473","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.debian.org/security/2008/dsa-1529","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-3527"},{"url":"https://github.com/advisories/GHSA-8375-gg7c-7cc8"}],"sources":{"cve":[{"id":"CVE-2007-3527","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.","status":"published","published":"2007-07-03T18:00:00Z","modified":"2024-08-07T14:21:35.611Z","updated_at":"2026-11-02T13:32:56.730199Z"}],"euvd":[{"id":"EUVD-2007-3511","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.","status":"published","published":"2007-07-03T18:00:00Z","modified":"2024-08-07T14:21:35Z","updated_at":"2026-11-03T01:38:15.873386Z"}],"ghsa":[{"id":"GHSA-8375-gg7c-7cc8","title":"Integer overflow in Firebird 2.0.0 allows remote authenticated users to cause a denial of service...","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.","status":"published","published":"2022-05-01T18:14:42Z","modified":"2023-01-31T05:04:20Z","updated_at":"2026-11-02T14:48:39.07382Z"}],"nvd":[{"id":"CVE-2007-3527","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.","status":"published","published":"2007-07-03T18:30:00Z","modified":"2026-06-16T22:42:13.55Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:17.002124Z"}]}}