{"id":"CVE-2003-0100","aliases":["EUVD-2003-0096","GHSA-r22w-p944-mxwf"],"status":"published","title":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of...","description":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.","severity":{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.09625,"percentile":0.95517,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2003-03-03T05:00:00Z","modified":"2026-06-16T22:01:31Z","exploits":[{"source":"exploitdb","id":"EDB-22271","title":"Cisco IOS 11/12 - OSPF Neighbor Buffer Overflow","type":"remote","platform":"hardware","date":"2003-02-20","verified":true,"url":"https://www.exploit-db.com/exploits/22271"}],"products":[{"vendor":"cisco","product":"ios"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=104587206702715\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.iss.net/security_center/static/11373.php","tags":["vdb-entry","x_refsource_XF","x_transferred","Vendor Advisory"]},{"url":"http://marc.info/?l=bugtraq\u0026m=104576100719090\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/6895","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0100"},{"url":"https://github.com/advisories/GHSA-r22w-p944-mxwf"}],"sources":{"cve":[{"id":"CVE-2003-0100","description":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T01:43:35.594Z","updated_at":"2026-11-02T14:20:16.757505Z"}],"euvd":[{"id":"EUVD-2003-0096","description":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.","status":"published","published":"2004-09-01T04:00:00Z","modified":"2024-08-08T01:43:35Z","updated_at":"2026-11-03T01:15:08.689521Z"}],"ghsa":[{"id":"GHSA-r22w-p944-mxwf","title":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of...","description":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.","status":"published","published":"2022-04-29T01:25:51Z","modified":"2023-01-30T05:00:47Z","updated_at":"2026-11-02T14:46:16.34482Z"}],"nvd":[{"id":"CVE-2003-0100","description":"Buffer overflow in Cisco IOS 11.2.x to 12.0.x allows remote attackers to cause a denial of service and possibly execute commands via a large number of OSPF neighbor announcements.","status":"published","published":"2003-03-03T05:00:00Z","modified":"2026-06-16T22:01:31.513Z","cvss":[{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:46.710758Z"}]}}