{"id":"CVE-2009-2421","aliases":["EUVD-2009-2417","GHSA-g7r2-48fm-96cq"],"status":"published","title":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows...","description":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a \"high-bit character\" in a URL fragment for an unspecified protocol.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.02504,"percentile":0.84844,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2009-07-09T16:00:00Z","modified":"2026-06-16T23:09:24Z","products":[{"vendor":"apple","product":"safari"}],"references":[{"url":"http://www.securityfocus.com/archive/1/504479/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35481","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2421"},{"url":"https://github.com/advisories/GHSA-g7r2-48fm-96cq"}],"sources":{"cve":[{"id":"CVE-2009-2421","description":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a \"high-bit character\" in a URL fragment for an unspecified protocol.","status":"published","published":"2009-07-09T16:00:00Z","modified":"2024-08-07T05:52:14.709Z","updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-2417","description":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a \"high-bit character\" in a URL fragment for an unspecified protocol.","status":"published","published":"2009-07-09T16:00:00Z","modified":"2024-08-07T05:52:14Z","updated_at":"2026-11-03T01:39:17.521372Z"}],"ghsa":[{"id":"GHSA-g7r2-48fm-96cq","title":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows...","description":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a \"high-bit character\" in a URL fragment for an unspecified protocol.","status":"published","published":"2022-05-02T03:35:02Z","modified":"2023-01-31T05:08:17Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:22.342351Z"}],"nvd":[{"id":"CVE-2009-2421","description":"The CFCharacterSetInitInlineBuffer method in CoreFoundation.dll in Apple Safari 3.2.3 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via a \"high-bit character\" in a URL fragment for an unspecified protocol.","status":"published","published":"2009-07-09T16:30:00.937Z","modified":"2026-06-16T23:09:24.99Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:36.200173Z"}]}}