{"id":"CVE-2021-40419","aliases":["EUVD-2021-27596","GHSA-cq27-9fxq-2g57"],"status":"published","title":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0...","description":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of network requests can lead to arbitrary firmware update. An attacker can send a sequence of requests to trigger this vulnerability.","severity":{"version":"3.0","score":10,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01232,"percentile":0.69199,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-489"],"published":"2022-01-28T19:10:07Z","modified":"2026-06-17T04:06:54Z","products":[{"vendor":"reolink","product":"rlc-410w_firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1428","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40419"},{"url":"https://github.com/advisories/GHSA-cq27-9fxq-2g57"}],"sources":{"cve":[{"id":"CVE-2021-40419","description":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of network requests can lead to arbitrary firmware update. An attacker can send a sequence of requests to trigger this vulnerability.","status":"published","published":"2022-01-28T19:10:07Z","modified":"2025-04-15T19:21:23.683Z","cvss":[{"version":"3.0","score":10,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-489"],"updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27596","description":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of network requests can lead to arbitrary firmware update. An attacker can send a sequence of requests to trigger this vulnerability.","status":"published","published":"2022-01-28T19:10:07Z","modified":"2025-04-15T19:21:23Z","cvss":[{"version":"3.0","score":10,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:52:26.346189Z"}],"ghsa":[{"id":"GHSA-cq27-9fxq-2g57","title":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0...","description":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of network requests can lead to arbitrary firmware update. An attacker can send a sequence of requests to trigger this vulnerability.","status":"published","published":"2022-01-29T00:00:42Z","modified":"2023-02-03T05:05:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T14:53:44.391187Z"}],"nvd":[{"id":"CVE-2021-40419","description":"A firmware update vulnerability exists in the 'factory' binary of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted series of network requests can lead to arbitrary firmware update. An attacker can send a sequence of requests to trigger this vulnerability.","status":"published","published":"2022-01-28T20:15:12.047Z","modified":"2026-06-17T04:06:54.127Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"3.0","score":10,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-489"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}