{"id":"CVE-2002-0813","aliases":["EUVD-2002-0805","GHSA-g78g-q326-8w9f"],"status":"published","title":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows...","description":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.","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":"2026-11-08","score":0.09085,"percentile":0.9533,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-119"],"published":"2002-08-12T04:00:00Z","modified":"2026-06-16T21:58:11Z","exploits":[{"source":"exploitdb","id":"EDB-21655","title":"Cisco IOS 11.x - TFTP Server Long File Name Buffer Overflow","type":"dos","platform":"hardware","date":"2002-07-26","verified":true,"url":"https://www.exploit-db.com/exploits/21655"}],"products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://www.iss.net/security_center/static/9700.php","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=103002169829669\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://online.securityfocus.com/archive/1/284634","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"http://www.cisco.com/warp/public/707/ios-tftp-long-filename-pub.shtml","tags":["vendor-advisory","x_refsource_CISCO","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/5328","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.osvdb.org/854","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-0813"},{"url":"https://github.com/advisories/GHSA-g78g-q326-8w9f"}],"sources":{"cve":[{"id":"CVE-2002-0813","description":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T03:03:49.313Z","updated_at":"2026-11-02T14:33:55.642267Z"}],"euvd":[{"id":"EUVD-2002-0805","description":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.","status":"published","published":"2003-04-02T05:00:00Z","modified":"2024-08-08T03:03:49Z","updated_at":"2026-11-03T01:14:59.095718Z"}],"ghsa":[{"id":"GHSA-g78g-q326-8w9f","title":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows...","description":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.","status":"published","published":"2022-04-30T18:19:59Z","modified":"2023-01-30T05:06:12Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:47:26.771464Z"}],"nvd":[{"id":"CVE-2002-0813","description":"Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename.","status":"published","published":"2002-08-12T04:00:00Z","modified":"2026-06-16T21:58:11.1Z","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":"2026-11-02T14:00:42.827505Z"}]}}