{"id":"CVE-1999-1203","aliases":["EUVD-1999-1184","GHSA-563j-86xg-r8f7"],"status":"published","title":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a...","description":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.","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":"2026-11-09","score":0.01614,"percentile":0.7616,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"1999-02-12T05:00:00Z","modified":"2026-06-16T21:49:56Z","products":[{"vendor":"ascend","product":"multilink_ppp_for_isdn"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=91868964203769\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.iss.net/security_center/static/7498.php","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://marc.info/?l=bugtraq\u0026m=91888117502765\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-1999-1203"},{"url":"https://github.com/advisories/GHSA-563j-86xg-r8f7"}],"sources":{"cve":[{"id":"CVE-1999-1203","description":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53.748Z","updated_at":"2026-11-02T14:33:53.295018Z"}],"euvd":[{"id":"EUVD-1999-1184","description":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.","status":"published","published":"2002-03-09T05:00:00Z","modified":"2024-08-01T17:02:53Z","updated_at":"2026-11-03T03:50:43.777799Z"}],"ghsa":[{"id":"GHSA-563j-86xg-r8f7","title":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a...","description":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.","status":"published","published":"2022-04-30T18:12:00Z","modified":"2023-01-30T05:04:18Z","updated_at":"2026-11-02T14:47:01.271351Z"}],"nvd":[{"id":"CVE-1999-1203","description":"Multilink PPP for ISDN dialup users in Ascend before 4.6 allows remote attackers to cause a denial of service via a spoofed endpoint identifier.","status":"published","published":"1999-02-12T05:00:00Z","modified":"2026-06-16T21:49:56.33Z","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":"2026-11-02T13:58:30.236077Z"}]}}