{"id":"CVE-2021-27328","aliases":["EUVD-2021-14088","GHSA-9fhx-hcwq-8qwv"],"status":"published","title":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user...","description":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.06356,"percentile":0.93702,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-22"],"published":"2021-02-19T18:23:22Z","modified":"2026-07-09T01:16:48Z","exploits":[{"source":"pocgithub","id":"SQSamir/CVE-2021-27328","title":"SQSamir/CVE-2021-27328","date":"2021-02-19","url":"https://github.com/SQSamir/CVE-2021-27328"}],"products":[{"vendor":"yeastar","product":"neogate_tg400_firmware"}],"references":[{"url":"https://github.com/SQSamir/CVE-2021-27328","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/161560/Yeastar-TG400-GSM-Gateway-91.3.0.3-Path-Traversal.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27328"},{"url":"http://yeastar.com"},{"url":"https://github.com/advisories/GHSA-9fhx-hcwq-8qwv"}],"sources":{"cve":[{"id":"CVE-2021-27328","description":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.","status":"published","published":"2021-02-19T18:23:22Z","modified":"2026-07-09T00:12:44.145Z","updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-14088","description":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.","status":"published","published":"2021-02-19T18:23:22Z","modified":"2026-07-09T00:12:44Z","updated_at":"2026-11-02T18:20:09.112703Z"}],"ghsa":[{"id":"GHSA-9fhx-hcwq-8qwv","title":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user...","description":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.","status":"published","published":"2022-05-24T17:42:42Z","modified":"2026-07-05T03:30:39Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:09:15.466495Z"}],"nvd":[{"id":"CVE-2021-27328","description":"Yeastar NeoGate TG400 91.3.0.3 devices are affected by Directory Traversal. An authenticated user can decrypt firmware and can read sensitive information, such as a password or decryption key.","status":"published","published":"2021-02-19T19:15:12.627Z","modified":"2026-07-09T01:16:48.607Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:50.031227Z"}]}}