{"id":"CVE-2003-1431","aliases":["EUVD-2003-1421","GHSA-cm4r-3xmv-vwh3"],"status":"published","title":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a...","description":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.","severity":{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.05245,"percentile":0.92647,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2003-12-31T05:00:00Z","modified":"2026-06-16T22:04:25Z","exploits":[{"source":"exploitdb","id":"EDB-22223","title":"Epic Games Unreal Engine 436 - Client Unreal URL Denial of Service","type":"dos","platform":"multiple","date":"2003-02-05","verified":true,"url":"https://www.exploit-db.com/exploits/22223"}],"products":[{"vendor":"epic_games","product":"unreal_engine"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/11301","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://www.pivx.com/luigi/adv/ueng-adv.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2003-02/0063.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/bugtraq/2003-02/0142.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/6774","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-1431"},{"url":"https://github.com/advisories/GHSA-cm4r-3xmv-vwh3"}],"sources":{"cve":[{"id":"CVE-2003-1431","description":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.","status":"published","published":"2007-10-23T01:00:00Z","modified":"2024-08-08T02:28:03.695Z","updated_at":"2026-11-02T14:20:16.072351Z"}],"euvd":[{"id":"EUVD-2003-1421","description":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.","status":"published","published":"2007-10-23T01:00:00Z","modified":"2024-08-08T02:28:03Z","updated_at":"2026-11-03T01:15:03.384433Z"}],"ghsa":[{"id":"GHSA-cm4r-3xmv-vwh3","title":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a...","description":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.","status":"published","published":"2022-04-29T01:28:04Z","modified":"2023-01-30T05:02:20Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:46:37.149934Z"}],"nvd":[{"id":"CVE-2003-1431","description":"Buffer overflow in Epic Games Unreal Engine 226f through 436 allows remote attackers to cause a denial of service (crash) via a long host string in the Unreal URL.","status":"published","published":"2003-12-31T05:00:00Z","modified":"2026-06-16T22:04:25.457Z","cvss":[{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:00:48.212104Z"}]}}