{"id":"CVE-2021-45505","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-45505","generatedAt":"2026-10-27T19:57:42.277Z","title":"Certain NETGEAR devices are affected by authentication bypass.","description":"Certain NETGEAR devices are affected by authentication bypass. This affects CBR750 before 4.6.3.6, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.","published":"2021-12-26T01:15:13.000Z","lastModified":"2026-06-17T04:13:32.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["netgear/cbr750 firmware","netgear/rbk752 firmware","netgear/rbr750 firmware","netgear/rbs750 firmware","netgear/rbk852 firmware","netgear/rbr850 firmware","netgear/rbs850 firmware"],"epss":{"score":0.00474,"percentile":0.40695,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://kb.netgear.com/000064129/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0477","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://kb.netgear.com/000064129/Security-Advisory-for-Authentication-Bypass-on-Some-WiFi-Systems-PSV-2020-0477","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-45505","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}