{"id":"CVE-2021-26797","aliases":["EUVD-2021-13584","GHSA-2w3f-f73w-vf7r"],"status":"published","title":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker...","description":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker to get system administrator through an open Telnet service.","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":"2026-11-11","score":0.01355,"percentile":0.71991,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-521"],"published":"2021-04-26T11:20:53Z","modified":"2026-06-17T03:43:47Z","products":[{"vendor":"hametech","product":"hame_sd1_wi-fi_firmware"}],"references":[{"url":"https://le0nc.blogspot.com/2021/04/cve-2021-26797-access-control.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26797"},{"url":"https://github.com/advisories/GHSA-2w3f-f73w-vf7r"}],"sources":{"cve":[{"id":"CVE-2021-26797","description":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker to get system administrator through an open Telnet service.","status":"published","published":"2021-04-26T11:20:53Z","modified":"2024-08-03T20:33:40.898Z","updated_at":"2026-11-02T14:32:57.368269Z"}],"euvd":[{"id":"EUVD-2021-13584","description":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker to get system administrator through an open Telnet service.","status":"published","published":"2021-04-26T11:20:53Z","modified":"2024-08-03T20:33:40Z","updated_at":"2026-11-03T03:24:50.84326Z"}],"ghsa":[{"id":"GHSA-2w3f-f73w-vf7r","title":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker...","description":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker to get system administrator through an open Telnet service.","status":"published","published":"2022-05-24T17:48:53Z","modified":"2023-01-29T05:06:31Z","cwes":["CWE-521"],"updated_at":"2026-11-02T14:46:02.943866Z"}],"nvd":[{"id":"CVE-2021-26797","description":"An access control vulnerability in Hame SD1 Wi-Fi firmware \u003c=V.20140224154640 allows an attacker to get system administrator through an open Telnet service.","status":"published","published":"2021-04-26T12:15:07.893Z","modified":"2026-06-17T03:43:47.937Z","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-521"],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}