{"id":"CVE-2021-34174","aliases":["EUVD-2021-20836","GHSA-hffm-p5pg-4828"],"status":"published","title":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352...","description":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352 and BCM43684 will be affected, such as ASUS AX6100. An attacker may cause a Denial of Service (DoS) to any device connected to BCM4352 or BCM43684 routers via an association or reassociation frame.","severity":{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00402,"percentile":0.34741,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-07-14T18:37:01Z","modified":"2026-06-17T03:55:32Z","products":[{"vendor":"broadcom","product":"bcm4352_firmware"},{"vendor":"broadcom","product":"bcm43684_firmware"}],"references":[{"url":"https://github.com/E7mer","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/E7mer/OWFuzz","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34174"},{"url":"https://github.com/advisories/GHSA-hffm-p5pg-4828"}],"sources":{"cve":[{"id":"CVE-2021-34174","description":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352 and BCM43684 will be affected, such as ASUS AX6100. An attacker may cause a Denial of Service (DoS) to any device connected to BCM4352 or BCM43684 routers via an association or reassociation frame.","status":"published","published":"2021-07-14T18:37:01Z","modified":"2024-08-04T00:05:52.397Z","updated_at":"2026-11-02T14:33:11.59359Z"}],"euvd":[{"id":"EUVD-2021-20836","description":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352 and BCM43684 will be affected, such as ASUS AX6100. An attacker may cause a Denial of Service (DoS) to any device connected to BCM4352 or BCM43684 routers via an association or reassociation frame.","status":"published","published":"2021-07-14T18:37:01Z","modified":"2024-08-04T00:05:52Z","updated_at":"2026-11-03T03:24:32.880562Z"}],"ghsa":[{"id":"GHSA-hffm-p5pg-4828","title":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352...","description":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352 and BCM43684 will be affected, such as ASUS AX6100. An attacker may cause a Denial of Service (DoS) to any device connected to BCM4352 or BCM43684 routers via an association or reassociation frame.","status":"published","published":"2022-05-24T19:07:48Z","modified":"2023-01-30T05:00:43Z","updated_at":"2026-11-02T14:46:15.885384Z"}],"nvd":[{"id":"CVE-2021-34174","description":"A vulnerability exists in Broadcom BCM4352 and BCM43684 chips. Any wireless router using BCM4352 and BCM43684 will be affected, such as ASUS AX6100. An attacker may cause a Denial of Service (DoS) to any device connected to BCM4352 or BCM43684 routers via an association or reassociation frame.","status":"published","published":"2021-07-14T19:15:07.847Z","modified":"2026-06-17T03:55:32.037Z","cvss":[{"version":"3.1","score":4.6,"vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:55.747384Z"}]}}