{"id":"CVE-2017-18721","aliases":["EUVD-2017-9812","GHSA-3fwx-h544-x56c"],"status":"published","title":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated...","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.24, R6700v2 before 1.1.0.42, R6800 before 1.1.0.42, and R6900v2 before 1.1.0.42.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00788,"percentile":0.56531,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-04-24T13:15:09Z","modified":"2026-06-17T01:13:25Z","products":[{"vendor":"netgear","product":"d6200_firmware"},{"vendor":"netgear","product":"r6700_firmware"},{"vendor":"netgear","product":"r6800_firmware"},{"vendor":"netgear","product":"r6900_firmware"}],"references":[{"url":"https://kb.netgear.com/000052276/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Routers-PSV-2017-2147","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18721"},{"url":"https://github.com/advisories/GHSA-3fwx-h544-x56c"}],"sources":{"cve":[{"id":"CVE-2017-18721","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.24, R6700v2 before 1.1.0.42, R6800 before 1.1.0.42, and R6900v2 before 1.1.0.42.","status":"published","published":"2020-04-24T13:15:09Z","modified":"2024-08-05T21:37:42.633Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:21.747294Z"}],"euvd":[{"id":"EUVD-2017-9812","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.24, R6700v2 before 1.1.0.42, R6800 before 1.1.0.42, and R6900v2 before 1.1.0.42.","status":"published","published":"2020-04-24T13:15:09Z","modified":"2024-08-05T21:37:42Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-03T02:23:05.158876Z"}],"ghsa":[{"id":"GHSA-3fwx-h544-x56c","title":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated...","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.24, R6700v2 before 1.1.0.42, R6800 before 1.1.0.42, and R6900v2 before 1.1.0.42.","status":"published","published":"2022-05-24T17:16:22Z","modified":"2023-01-29T05:02:20Z","updated_at":"2026-11-02T14:45:03.465346Z"}],"nvd":[{"id":"CVE-2017-18721","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.24, R6700v2 before 1.1.0.42, R6800 before 1.1.0.42, and R6900v2 before 1.1.0.42.","status":"published","published":"2020-04-24T14:15:13.733Z","modified":"2026-06-17T01:13:25.183Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":5.8,"vector":"AV:A/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:21.160774Z"}]}}