{"id":"CVE-2020-25218","aliases":["EUVD-2020-17908","GHSA-9rcq-fc99-hxmq"],"status":"published","title":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication...","description":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.","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":"2026-11-08","score":0.01822,"percentile":0.78904,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-306"],"published":"2021-03-29T16:54:31Z","modified":"2026-06-17T03:06:36Z","products":[{"vendor":"grandstream","product":"grp2612_firmware"},{"vendor":"grandstream","product":"grp2612p_firmware"},{"vendor":"grandstream","product":"grp2612w_firmware"},{"vendor":"grandstream","product":"grp2613_firmware"},{"vendor":"grandstream","product":"grp2614_firmware"},{"vendor":"grandstream","product":"grp2615_firmware"},{"vendor":"grandstream","product":"grp2616_firmware"}],"references":[{"url":"https://github.com/fireeye/Vulnerability-Disclosures/blob/master/FEYE-2021-0002/FEYE-2021-0002.md","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://cwe.mitre.org/data/definitions/306.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25218"},{"url":"https://github.com/advisories/GHSA-9rcq-fc99-hxmq"}],"sources":{"cve":[{"id":"CVE-2020-25218","description":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.","status":"published","published":"2021-03-29T16:54:31Z","modified":"2024-08-04T15:33:04.422Z","updated_at":"2026-11-02T14:35:48.52216Z"}],"euvd":[{"id":"EUVD-2020-17908","description":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.","status":"published","published":"2021-03-29T16:54:31Z","modified":"2024-08-04T15:33:04Z","updated_at":"2026-11-03T03:07:18.192905Z"}],"ghsa":[{"id":"GHSA-9rcq-fc99-hxmq","title":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication...","description":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.","status":"published","published":"2022-05-24T17:45:36Z","modified":"2023-01-27T05:02:43Z","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"}],"cwes":["CWE-287","CWE-306"],"updated_at":"2026-11-02T14:42:05.930236Z"}],"nvd":[{"id":"CVE-2020-25218","description":"Grandstream GRP261x VoIP phone running firmware version 1.0.3.6 (Base) allow Authentication Bypass in its administrative web interface.","status":"published","published":"2021-03-29T17:15:14.99Z","modified":"2026-06-17T03:06:36.44Z","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":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:06:37.687844Z"}]}}