{"id":"CVE-2024-4246","aliases":["EUVD-2024-32798","GHSA-jq6r-qxvf-4wrv"],"status":"published","title":"Tenda i21 formQosManageDouble_auto stack-based overflow","description":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The identifier VDB-262137 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01349,"percentile":0.71708,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2024-04-27T08:31:05Z","modified":"2026-06-17T08:01:31Z","products":[{"vendor":"tenda","product":"i21"},{"vendor":"tenda","product":"i21_firmware"}],"references":[{"url":"https://vuldb.com/?id.262137","tags":["vdb-entry","technical-description","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.262137","tags":["signature","permissions-required","x_transferred","Permissions Required","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?submit.319831","tags":["third-party-advisory","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formQosManageDouble_user.md","tags":["related","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4246"},{"url":"https://github.com/advisories/GHSA-jq6r-qxvf-4wrv"}],"sources":{"cve":[{"id":"CVE-2024-4246","title":"Tenda i21 formQosManageDouble_auto stack-based overflow","description":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The identifier VDB-262137 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-27T08:31:05.312Z","modified":"2024-08-01T20:33:53.283Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:34:16.78507Z"}],"euvd":[{"id":"EUVD-2024-32798","description":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The identifier VDB-262137 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-27T08:31:05Z","modified":"2024-08-01T20:33:53Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:37.375536Z"}],"ghsa":[{"id":"GHSA-jq6r-qxvf-4wrv","title":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This...","description":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The identifier VDB-262137 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-27T09:30:34Z","modified":"2025-01-27T18:31:59Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:59:41.697715Z"}],"nvd":[{"id":"CVE-2024-4246","description":"A vulnerability, which was classified as critical, was found in Tenda i21 1.0.0.14(4656). This affects the function formQosManageDouble_auto. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The identifier VDB-262137 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-27T09:15:09.307Z","modified":"2026-06-17T08:01:31.07Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"secondary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:09:55.124919Z"}]}}