{"id":"CVE-2003-0110","aliases":["EUVD-2003-0106","GHSA-rj9f-x466-2vr9"],"status":"published","title":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in...","description":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service (CPU consumption or packet storm) via a spoofed, malformed packet to UDP port 1745.","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":0.17966,"percentile":0.97205,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2003-04-15T04:00:00Z","modified":"2026-06-16T22:01:32Z","products":[{"vendor":"microsoft","product":"isa_server"},{"vendor":"microsoft","product":"proxy_server"}],"references":[{"url":"http://marc.info/?l=bugtraq\u0026m=104994487012027\u0026w=2","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A406","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.idefense.com/advisory/04.09.03.txt","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-012","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2003-0110"},{"url":"https://github.com/advisories/GHSA-rj9f-x466-2vr9"}],"sources":{"cve":[{"id":"CVE-2003-0110","description":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service (CPU consumption or packet storm) via a spoofed, malformed packet to UDP port 1745.","status":"published","published":"2003-04-15T04:00:00Z","modified":"2024-08-08T01:43:35.267Z","updated_at":"2026-11-02T14:20:17.11067Z"}],"euvd":[{"id":"EUVD-2003-0106","description":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service (CPU consumption or packet storm) via a spoofed, malformed packet to UDP port 1745.","status":"published","published":"2003-04-15T04:00:00Z","modified":"2024-08-08T01:43:35Z","updated_at":"2026-11-03T01:15:08.689521Z"}],"ghsa":[{"id":"GHSA-rj9f-x466-2vr9","title":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in...","description":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service (CPU consumption or packet storm) via a spoofed, malformed packet to UDP port 1745.","status":"published","published":"2022-04-29T01:25:51Z","modified":"2023-01-30T05:00:48Z","updated_at":"2026-11-02T14:46:16.829694Z"}],"nvd":[{"id":"CVE-2003-0110","description":"The Winsock Proxy service in Microsoft Proxy Server 2.0 and the Microsoft Firewall service in Internet Security and Acceleration (ISA) Server 2000 allow remote attackers to cause a denial of service (CPU consumption or packet storm) via a spoofed, malformed packet to UDP port 1745.","status":"published","published":"2003-05-05T04:00:00Z","modified":"2026-06-16T22:01:32.943Z","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":"2026-11-02T14:00:46.710758Z"}]}}