{"id":"CVE-2021-44404","aliases":["EUVD-2021-31246","GHSA-x5mx-99fv-3jqv"],"status":"published","title":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality...","description":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. GetZoomFocus param is not object. An attacker can send an HTTP request to trigger this vulnerability.","severity":{"version":"3.0","score":8.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01207,"percentile":0.68562,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2022-01-28T21:42:49Z","modified":"2026-06-17T04:12:17Z","products":[{"vendor":"reolink","product":"rlc-410w_firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1421","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44404"},{"url":"https://github.com/advisories/GHSA-x5mx-99fv-3jqv"}],"sources":{"cve":[{"id":"CVE-2021-44404","description":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. GetZoomFocus param is not object. An attacker can send an HTTP request to trigger this vulnerability.","status":"published","published":"2022-01-28T21:42:49Z","modified":"2025-04-15T19:13:52.638Z","cvss":[{"version":"3.0","score":8.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31246","description":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. GetZoomFocus param is not object. An attacker can send an HTTP request to trigger this vulnerability.","status":"published","published":"2022-01-28T21:42:49Z","modified":"2025-04-15T19:13:52Z","cvss":[{"version":"3.0","score":8.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:26.772603Z"}],"ghsa":[{"id":"GHSA-x5mx-99fv-3jqv","title":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality...","description":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. GetZoomFocus param is not object. An attacker can send an HTTP request to trigger this vulnerability.","status":"published","published":"2022-01-29T00:00:36Z","modified":"2023-01-29T05:06:25Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:46:01.014857Z"}],"nvd":[{"id":"CVE-2021-44404","description":"A denial of service vulnerability exists in the cgiserver.cgi JSON command parser functionality of reolink RLC-410W v3.0.0.136_20121102. A specially-crafted HTTP request can lead to a reboot. GetZoomFocus param is not object. An attacker can send an HTTP request to trigger this vulnerability.","status":"published","published":"2022-01-28T22:15:13.577Z","modified":"2026-06-17T04:12:17.273Z","cvss":[{"version":"3.1","score":7.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":8.6,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}