{"id":"CVE-2019-19824","aliases":["EUVD-2019-9422","GHSA-mrf4-89gh-pm62"],"status":"published","title":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS...","description":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, N100RE through 3.4.0, and N302RE 2.0.2.","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":0.25135,"percentile":0.97944,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2020-01-27T17:03:58Z","modified":"2026-06-17T02:27:18Z","exploits":[{"source":"nuclei","id":"CVE-2019-19824","title":"TOTOLINK Realtek SD Routers - Remote Command Injection","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-19824.yaml"}],"products":[{"vendor":"totolink","product":"a3002ru_firmware"},{"vendor":"totolink","product":"a702r_firmware"},{"vendor":"totolink","product":"n100re_firmware"},{"vendor":"totolink","product":"n150rt_firmware"},{"vendor":"totolink","product":"n200re_firmware"},{"vendor":"totolink","product":"n300rt_firmware"},{"vendor":"totolink","product":"n301rt_firmware"},{"vendor":"totolink","product":"n302r_firmware"},{"vendor":"totolink","product":"n302re_firmware"}],"references":[{"url":"https://sploit.tech","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://seclists.org/fulldisclosure/2020/Jan/36","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/156083/Realtek-SDK-Information-Disclosure-Code-Execution.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://seclists.org/fulldisclosure/2020/Jan/38","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://github.com/yckuo-sdc/totolink-boa-api-vulnerabilities"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-19824"},{"url":"https://github.com/advisories/GHSA-mrf4-89gh-pm62"}],"sources":{"cve":[{"id":"CVE-2019-19824","description":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, N100RE through 3.4.0, and N302RE 2.0.2.","status":"published","published":"2020-01-27T17:03:58Z","modified":"2024-08-28T18:03:26.209Z","updated_at":"2026-11-02T14:20:20.74896Z"}],"euvd":[{"id":"EUVD-2019-9422","description":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, N100RE through 3.4.0, and N302RE 2.0.2.","status":"published","published":"2020-01-27T17:03:58Z","modified":"2024-08-28T18:03:26Z","updated_at":"2026-11-03T00:56:08.84137Z"}],"ghsa":[{"id":"GHSA-mrf4-89gh-pm62","title":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS...","description":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, and N100RE through 3.4.0.","status":"published","published":"2022-05-24T17:07:26Z","modified":"2024-08-28T18:32:53Z","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"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:58:07.107163Z"}],"nvd":[{"id":"CVE-2019-19824","description":"On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the sysCmd parameter to the boafrm/formSysCmd URI, even if the GUI (syscmd.htm) is not available. This allows for full control over the device's internals. This affects A3002RU through 2.0.0, A702R through 2.1.3, N301RT through 2.1.6, N302R through 3.4.0, N300RT through 3.4.0, N200RE through 4.0.0, N150RT through 3.4.0, N100RE through 3.4.0, and N302RE 2.0.2.","status":"published","published":"2020-01-27T18:15:12.96Z","modified":"2026-06-17T02:27:18.267Z","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":9,"vector":"AV:N/AC:L/Au:S/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:05:43.875329Z"}]}}