{"id":"CVE-2005-1184","aliases":["EUVD-2005-1187","GHSA-38jq-w6gg-wjm2"],"status":"published","title":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of...","description":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the correct sequence number but the wrong Acknowledgement number, which generates a large number of \"keep alive\" packets.  NOTE: some followups indicate that this issue could not be replicated.","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":"2026-11-07","score":0.32746,"percentile":0.98356,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2005-04-19T04:00:00Z","modified":"2026-06-16T22:12:36Z","exploits":[{"source":"exploitdb","id":"EDB-25439","title":"Multiple Vendor - TCP Session Acknowledgement Number Denial of Service","type":"dos","platform":"multiple","date":"2004-12-13","verified":true,"url":"https://www.exploit-db.com/exploits/25439"}],"products":[{"vendor":"microsoft","product":"windows_2000"},{"vendor":"microsoft","product":"windows_2003_server"},{"vendor":"microsoft","product":"windows_98se"},{"vendor":"microsoft","product":"windows_nt"},{"vendor":"microsoft","product":"windows_xp"}],"references":[{"url":"http://seclists.org/lists/fulldisclosure/2005/Apr/0358.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://seclists.org/lists/fulldisclosure/2005/Apr/0385.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/13215","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://seclists.org/lists/fulldisclosure/2005/Apr/0383.html","tags":["mailing-list","x_refsource_FULLDISC","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/40502","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-1184"},{"url":"https://github.com/advisories/GHSA-38jq-w6gg-wjm2"}],"sources":{"cve":[{"id":"CVE-2005-1184","description":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the correct sequence number but the wrong Acknowledgement number, which generates a large number of \"keep alive\" packets.  NOTE: some followups indicate that this issue could not be replicated.","status":"published","published":"2005-04-19T04:00:00Z","modified":"2024-08-07T21:44:05.267Z","updated_at":"2026-11-02T14:33:39.916766Z"}],"euvd":[{"id":"EUVD-2005-1187","description":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the correct sequence number but the wrong Acknowledgement number, which generates a large number of \"keep alive\" packets.  NOTE: some followups indicate that this issue could not be replicated.","status":"published","published":"2005-04-19T04:00:00Z","modified":"2024-08-07T21:44:05Z","updated_at":"2026-11-03T01:15:35.001625Z"}],"ghsa":[{"id":"GHSA-38jq-w6gg-wjm2","title":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of...","description":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the correct sequence number but the wrong Acknowledgement number, which generates a large number of \"keep alive\" packets.  NOTE: some followups indicate that this issue could not be replicated.","status":"published","published":"2022-05-01T01:56:07Z","modified":"2023-01-30T05:07:28Z","updated_at":"2026-11-02T14:47:41.731727Z"}],"nvd":[{"id":"CVE-2005-1184","description":"The TCP/IP stack in multiple operating systems allows remote attackers to cause a denial of service (CPU consumption) via a TCP packet with the correct sequence number but the wrong Acknowledgement number, which generates a large number of \"keep alive\" packets.  NOTE: some followups indicate that this issue could not be replicated.","status":"published","published":"2005-05-02T04:00:00Z","modified":"2026-06-16T22:12:36.433Z","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":"2026-11-02T14:00:55.266741Z"}]}}