{"id":"CVE-2002-0438","aliases":["EUVD-2002-0435","GHSA-c9q2-8cmh-3jvf"],"status":"published","title":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP...","description":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.","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":0.0176,"percentile":0.78144,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2002-06-11T04:00:00Z","modified":"2026-06-16T21:57:26Z","products":[{"vendor":"zyxel","product":"zywall10"}],"references":[{"url":"ftp://ftp.zyxel.com/public/zywall10/firmware/zywall10_V3.50%28WA.2%29C0_Standard.zip","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.iss.net/security_center/static/8436.php","tags":["vdb-entry","x_refsource_XF","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/4272","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/archive/1/261411","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Vendor Advisory"]},{"url":"http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0067.html","tags":["mailing-list","x_refsource_VULNWATCH","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2002-0438"},{"url":"https://github.com/advisories/GHSA-c9q2-8cmh-3jvf"}],"sources":{"cve":[{"id":"CVE-2002-0438","description":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.","status":"published","published":"2002-06-11T04:00:00Z","modified":"2024-08-08T02:49:28.504Z","updated_at":"2026-11-02T14:33:55.642267Z"}],"euvd":[{"id":"EUVD-2002-0435","description":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.","status":"published","published":"2002-06-11T04:00:00Z","modified":"2024-08-08T02:49:28Z","updated_at":"2026-11-03T01:15:00.542292Z"}],"ghsa":[{"id":"GHSA-c9q2-8cmh-3jvf","title":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP...","description":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.","status":"published","published":"2022-05-03T03:07:54Z","modified":"2023-02-01T05:01:02Z","updated_at":"2026-11-02T14:49:39.185404Z"}],"nvd":[{"id":"CVE-2002-0438","description":"ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.","status":"published","published":"2002-07-26T04:00:00Z","modified":"2026-06-16T21:57:26.853Z","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":"2026-11-02T14:00:42.220505Z"}]}}