{"id":"CVE-2003-0677","aliases":["EUVD-2003-0668","GHSA-84p8-57j5-jv4f"],"status":"published","title":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service ...","description":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka \"ONDM Ping failure.\"","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":"2026-11-08","score":0.01614,"percentile":0.7615,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-08-14T04:00:00Z","modified":"2026-06-16T22:02:37Z","products":[{"vendor":"cisco","product":"webns"}],"references":[{"url":"http://www.securityfocus.com/archive/1/332284","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Patch","Vendor Advisory"]},{"url":"http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0079.html","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0073.html","tags":["mailing-list","x_refsource_VULNWATCH","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0677"},{"url":"https://github.com/advisories/GHSA-84p8-57j5-jv4f"}],"sources":{"cve":[{"id":"CVE-2003-0677","description":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka \"ONDM Ping failure.\"","status":"published","published":"2003-08-14T04:00:00Z","modified":"2024-09-17T01:21:02.491Z","updated_at":"2026-11-02T14:20:16.411288Z"}],"euvd":[{"id":"EUVD-2003-0668","description":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka \"ONDM Ping failure.\"","status":"published","published":"2003-08-14T04:00:00Z","modified":"2024-09-17T01:21:02Z","updated_at":"2026-11-03T00:28:50.749865Z"}],"ghsa":[{"id":"GHSA-84p8-57j5-jv4f","title":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service ...","description":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka \"ONDM Ping failure.\"","status":"published","published":"2022-04-29T01:26:49Z","modified":"2023-01-30T05:01:27Z","updated_at":"2026-11-02T14:46:25.069065Z"}],"nvd":[{"id":"CVE-2003-0677","description":"Cisco CSS 11000 routers on the CS800 chassis allow remote attackers to cause a denial of service (CPU consumption or reboot) via a large number of TCP SYN packets to the circuit IP address, aka \"ONDM Ping failure.\"","status":"published","published":"2003-08-27T04:00:00Z","modified":"2026-06-16T22:02:37.843Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:00:47.41445Z"}]}}