{"id":"CVE-2018-21133","aliases":["EUVD-2018-13651","GHSA-q57f-qjgw-9732"],"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 WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.","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":0.01362,"percentile":0.71991,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-04-23T19:42:43Z","modified":"2026-06-17T01:54:12Z","products":[{"vendor":"netgear","product":"wac505_firmware"},{"vendor":"netgear","product":"wac510_firmware"}],"references":[{"url":"https://kb.netgear.com/000060227/Security-Advisory-for-Pre-Authentication-Stack-Overflow-on-Some-Wireless-Access-Points-PSV-2018-0326","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-21133"},{"url":"https://github.com/advisories/GHSA-q57f-qjgw-9732"}],"sources":{"cve":[{"id":"CVE-2018-21133","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.","status":"published","published":"2020-04-23T19:42:43Z","modified":"2024-08-05T12:19:27.632Z","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":"2026-11-02T14:35:02.289647Z"}],"euvd":[{"id":"EUVD-2018-13651","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.","status":"published","published":"2020-04-23T19:42:43Z","modified":"2024-08-05T12:19:27Z","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":"2026-11-03T02:39:28.311281Z"}],"ghsa":[{"id":"GHSA-q57f-qjgw-9732","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 WAC505 before 5.0.0.17, WAC510 before 5.0.0.17, WAC720 before 5.0.0.17, WAC730 before 5.0.0.17, WAC740 before 5.0.0.17, and WND930 before 5.0.0.17.","status":"published","published":"2022-05-24T17:16:14Z","modified":"2023-01-29T05:02:40Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:08.540426Z"}],"nvd":[{"id":"CVE-2018-21133","description":"Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.","status":"published","published":"2020-04-23T20:15:12.897Z","modified":"2026-06-17T01:54:12.183Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","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":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:00.03074Z"}]}}