{"id":"CVE-2005-4257","aliases":["EUVD-2005-4252","GHSA-72fv-wfpw-6q2x"],"status":"published","title":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash)...","description":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01431,"percentile":0.73187,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2005-12-15T11:00:00Z","modified":"2026-06-16T22:18:28Z","products":[{"vendor":"linksys","product":"befw11s4"},{"vendor":"linksys","product":"befw11s4_v3"},{"vendor":"linksys","product":"befw11s4_v4"},{"vendor":"linksys","product":"wrt54gs"}],"references":[{"url":"http://www.securityfocus.com/bid/15861","tags":["vdb-entry","x_refsource_BID","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2005-4257"},{"url":"https://github.com/advisories/GHSA-72fv-wfpw-6q2x"}],"sources":{"cve":[{"id":"CVE-2005-4257","description":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.","status":"published","published":"2005-12-15T11:00:00Z","modified":"2024-09-17T03:27:43.131Z","updated_at":"2026-11-02T14:33:39.259087Z"}],"euvd":[{"id":"EUVD-2005-4252","description":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.","status":"published","published":"2005-12-15T11:00:00Z","modified":"2024-09-17T03:27:43Z","updated_at":"2026-11-03T00:28:31.565881Z"}],"ghsa":[{"id":"GHSA-72fv-wfpw-6q2x","title":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash)...","description":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.","status":"published","published":"2022-05-01T02:25:33Z","modified":"2023-01-30T05:07:40Z","updated_at":"2026-11-02T14:47:44.503206Z"}],"nvd":[{"id":"CVE-2005-4257","description":"Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.","status":"published","published":"2005-12-15T11:03:00Z","modified":"2026-06-16T22:18:28.08Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:00:57.944899Z"}]}}