{"id":"CVE-2023-51020","aliases":["EUVD-2023-55747","GHSA-8cvf-jqfj-79q8"],"status":"published","title":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command...","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.0097,"percentile":0.6236,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2023-12-22T00:00:00Z","modified":"2026-06-17T06:40:25Z","products":[{"vendor":"totolink","product":"ex1800t_firmware"}],"references":[{"url":"https://815yang.github.io/2023/12/11/EX1800T/2/TOTOlinkEX1800T_V9.1.0cu.2112_B20220316setLanguageCfg-langType/","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-51020"},{"url":"https://github.com/advisories/GHSA-8cvf-jqfj-79q8"}],"sources":{"cve":[{"id":"CVE-2023-51020","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T00:00:00Z","modified":"2024-11-26T16:03:49.334Z","updated_at":"2026-11-02T14:35:17.812395Z"}],"euvd":[{"id":"EUVD-2023-55747","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T00:00:00Z","modified":"2024-11-26T16:03:49Z","updated_at":"2026-11-03T00:04:46.610778Z"}],"ghsa":[{"id":"GHSA-8cvf-jqfj-79q8","title":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command...","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T21:30:24Z","modified":"2024-01-05T05:05:43Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:55:20.27804Z"}],"nvd":[{"id":"CVE-2023-51020","description":"TOTOlink EX1800T v9.1.0cu.2112_B20220316 is vulnerable to unauthorized arbitrary command execution in the ‘langType’ parameter of the setLanguageCfg interface of the cstecgi .cgi.","status":"published","published":"2023-12-22T19:15:09.673Z","modified":"2026-06-17T06:40:25.247Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"updated_at":"2026-11-02T14:08:57.117371Z"}]}}