{"id":"CVE-2024-4240","aliases":["EUVD-2024-32792","GHSA-cwvf-gq9g-7g6c"],"status":"published","title":"Tenda W9 formQosManageDouble_user stack-based overflow","description":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-262131. 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":0.01451,"percentile":0.73605,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2024-04-26T20:31:06Z","modified":"2026-06-17T08:01:30Z","products":[{"vendor":"tenda","product":"w9"},{"vendor":"tenda","product":"w9_firmware"}],"references":[{"url":"https://vuldb.com/?id.262131","tags":["vdb-entry","technical-description","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?ctiid.262131","tags":["signature","permissions-required","x_transferred","Permissions Required","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/?submit.319822","tags":["third-party-advisory","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/W9/formQosManageDouble_auto.md","tags":["related","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4240"},{"url":"https://github.com/advisories/GHSA-cwvf-gq9g-7g6c"}],"sources":{"cve":[{"id":"CVE-2024-4240","title":"Tenda W9 formQosManageDouble_user stack-based overflow","description":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-262131. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-26T20:31:06.864Z","modified":"2024-08-01T20:33:52.939Z","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-2024-32792","description":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-262131. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-26T20:31:06Z","modified":"2024-08-01T20:33:52Z","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-cwvf-gq9g-7g6c","title":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This...","description":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-262131. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-26T21:31:12Z","modified":"2025-01-27T18:33:04Z","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-2024-4240","description":"A vulnerability was found in Tenda W9 1.0.0.7(4456). It has been classified as critical. This affects the function formQosManageDouble_user. The manipulation of the argument ssidIndex leads to stack-based buffer overflow. It is possible to initiate the attack remotely. The associated identifier of this vulnerability is VDB-262131. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.","status":"published","published":"2024-04-26T21:15:50.28Z","modified":"2026-06-17T08:01:30.243Z","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"}]}}