{"id":"CVE-2021-20155","aliases":["EUVD-2021-7612","GHSA-cx29-cqmj-72f7"],"status":"published","title":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to...","description":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to backup and restore device configurations via the management web interface. These devices are encrypted using a hardcoded password of \"12345678\".","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":"2026-11-09","score":0.01962,"percentile":0.80473,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2021-12-30T21:31:07Z","modified":"2026-06-17T03:33:21Z","products":[{"vendor":"trendnet","product":"tew-827dru_firmware"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2021-54","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20155"},{"url":"https://github.com/advisories/GHSA-cx29-cqmj-72f7"}],"sources":{"cve":[{"id":"CVE-2021-20155","description":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to backup and restore device configurations via the management web interface. These devices are encrypted using a hardcoded password of \"12345678\".","status":"published","published":"2021-12-30T21:31:07Z","modified":"2024-08-03T17:30:07.57Z","updated_at":"2026-11-02T14:32:55.564736Z"}],"euvd":[{"id":"EUVD-2021-7612","description":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to backup and restore device configurations via the management web interface. These devices are encrypted using a hardcoded password of \"12345678\".","status":"published","published":"2021-12-30T21:31:07Z","modified":"2024-08-03T17:30:07Z","updated_at":"2026-11-03T03:25:09.841069Z"}],"ghsa":[{"id":"GHSA-cx29-cqmj-72f7","title":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to...","description":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to backup and restore device configurations via the management web interface. These devices are encrypted using a hardcoded password of \"12345678\".","status":"published","published":"2021-12-31T00:00:33Z","modified":"2023-02-03T05:03:54Z","cwes":["CWE-798"],"updated_at":"2026-11-02T14:53:26.852274Z"}],"nvd":[{"id":"CVE-2021-20155","description":"Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials. It is possible to backup and restore device configurations via the management web interface. These devices are encrypted using a hardcoded password of \"12345678\".","status":"published","published":"2021-12-30T22:15:08.847Z","modified":"2026-06-17T03:33:21.953Z","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"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:07:02.977492Z"}]}}