{"id":"CVE-2025-4148","aliases":["EUVD-2025-14998","GHSA-fq8g-w74w-m345"],"status":"published","title":"Netgear EX6200 sub_503FC buffer overflow","description":"A vulnerability was found in Netgear EX6200 1.0.3.94 and classified as critical. Affected by this issue is the function sub_503FC. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01724,"percentile":0.77676,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-120"],"published":"2025-05-01T03:00:06Z","modified":"2026-06-17T09:32:36Z","products":[{"vendor":"netgear","product":"ex6200"},{"vendor":"netgear","product":"ex6200_firmware"}],"references":[{"url":"https://vuldb.com/?id.306680","tags":["vdb-entry","technical-description","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.306680","tags":["signature","permissions-required","Permissions Required","VDB Entry"]},{"url":"https://vuldb.com/?submit.560802","tags":["third-party-advisory","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/jylsec/vuldb/blob/main/Netgear/netgear_ex6200/Buffer_overflow-sub_503FC-gui_region/README.md","tags":["related","Exploit"]},{"url":"https://www.netgear.com/","tags":["product","Product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4148"},{"url":"https://www.netgear.com"},{"url":"https://github.com/advisories/GHSA-fq8g-w74w-m345"}],"sources":{"cve":[{"id":"CVE-2025-4148","title":"Netgear EX6200 sub_503FC buffer overflow","description":"A vulnerability was found in Netgear EX6200 1.0.3.94 and classified as critical. Affected by this issue is the function sub_503FC. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. 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The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2025-05-01T03:00:06Z","modified":"2025-05-01T13:23:35Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T20:51:58.065214Z"}],"ghsa":[{"id":"GHSA-fq8g-w74w-m345","title":"A vulnerability was found in Netgear EX6200 1.0.3.94 and classified as critical. Affected by this...","description":"A vulnerability was found in Netgear EX6200 1.0.3.94 and classified as critical. Affected by this issue is the function sub_503FC. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2025-05-01T06:30:27Z","modified":"2025-05-12T21:32:11Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119","CWE-120"],"updated_at":"2026-11-02T15:02:14.75912Z"}],"nvd":[{"id":"CVE-2025-4148","description":"A vulnerability was found in Netgear EX6200 1.0.3.94 and classified as critical. Affected by this issue is the function sub_503FC. The manipulation of the argument host leads to buffer overflow. The attack may be launched remotely. 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