{"id":"CVE-2018-21151","aliases":["EUVD-2018-13669","GHSA-c9ff-9v66-p9cp"],"status":"published","title":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects...","description":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.","severity":{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00682,"percentile":0.52781,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2020-04-22T19:57:49Z","modified":"2026-06-17T01:54:14Z","products":[{"vendor":"netgear","product":"d7800_firmware"},{"vendor":"netgear","product":"r7500_firmware"},{"vendor":"netgear","product":"r7800_firmware"},{"vendor":"netgear","product":"r8900_firmware"},{"vendor":"netgear","product":"r9000_firmware"},{"vendor":"netgear","product":"wndr4300_firmware"},{"vendor":"netgear","product":"wndr4500_firmware"}],"references":[{"url":"https://kb.netgear.com/000059482/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-and-Routers-PSV-2017-3154","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-21151"},{"url":"https://github.com/advisories/GHSA-c9ff-9v66-p9cp"}],"sources":{"cve":[{"id":"CVE-2018-21151","description":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.","status":"published","published":"2020-04-22T19:57:49Z","modified":"2024-08-05T12:26:37.897Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:02.289647Z"}],"euvd":[{"id":"EUVD-2018-13669","description":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.","status":"published","published":"2020-04-22T19:57:49Z","modified":"2024-08-05T12:26:37Z","cvss":[{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N","level":"medium"}],"updated_at":"2026-11-03T02:39:28.311281Z"}],"ghsa":[{"id":"GHSA-c9ff-9v66-p9cp","title":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects...","description":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.","status":"published","published":"2022-05-24T17:16:03Z","modified":"2023-01-29T05:02:39Z","updated_at":"2026-11-02T14:45:08.066233Z"}],"nvd":[{"id":"CVE-2018-21151","description":"Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, R7500v2 before 1.0.3.26, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR4300v2 before 1.0.0.54, and WNDR4500v3 before 1.0.0.54.","status":"published","published":"2020-04-22T20:15:11.167Z","modified":"2026-06-17T01:54:14.577Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":6.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":5.2,"vector":"AV:A/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:05:00.03074Z"}]}}