{"id":"CVE-2020-14074","aliases":["EUVD-2020-6233","GHSA-7v3q-v7jh-m6pv"],"status":"published","title":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi...","description":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01783,"percentile":0.78433,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-06-15T03:37:08Z","modified":"2026-06-17T02:54:11Z","products":[{"vendor":"trendnet","product":"tew-827dru_firmware"}],"references":[{"url":"https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/kick_ban_wifi_mac_allow_overflow.pdf","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-kick_ban_wifi.pdf","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-14074"},{"url":"https://github.com/advisories/GHSA-7v3q-v7jh-m6pv"}],"sources":{"cve":[{"id":"CVE-2020-14074","description":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.","status":"published","published":"2020-06-15T03:37:08Z","modified":"2024-08-04T12:32:14.699Z","updated_at":"2026-11-02T14:35:46.873079Z"}],"euvd":[{"id":"EUVD-2020-6233","description":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.","status":"published","published":"2020-06-15T03:37:08Z","modified":"2024-08-04T12:32:14Z","updated_at":"2026-11-03T03:07:35.697348Z"}],"ghsa":[{"id":"GHSA-7v3q-v7jh-m6pv","title":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi...","description":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.","status":"published","published":"2022-05-24T17:20:30Z","modified":"2023-01-29T05:03:01Z","updated_at":"2026-11-02T14:45:13.764942Z"}],"nvd":[{"id":"CVE-2020-14074","description":"TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.","status":"published","published":"2020-06-15T04:15:13.237Z","modified":"2026-06-17T02:54:11.873Z","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":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:07.249892Z"}]}}