{"id":"CVE-2020-14473","aliases":["EUVD-2020-6610","GHSA-5p79-q8cw-m9p4"],"status":"published","title":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware...","description":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.","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":0.02302,"percentile":0.83566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2020-06-24T16:41:51Z","modified":"2026-06-17T02:54:49Z","products":[{"vendor":"draytek","product":"vigor2960_firmware"},{"vendor":"draytek","product":"vigor300b_firmware"},{"vendor":"draytek","product":"vigor3900_firmware"}],"references":[{"url":"https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-stack-based-buffer-overflow-vulnerability-%28cve-2020-14473%29","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/Cossack9989/Vulns/blob/master/IoT/CVE-2020-14473.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-14473"},{"url":"https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-stack-based-buffer-overflow-vulnerability-(cve-2020-14473)"},{"url":"https://github.com/advisories/GHSA-5p79-q8cw-m9p4"}],"sources":{"cve":[{"id":"CVE-2020-14473","description":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.","status":"published","published":"2020-06-24T16:41:51Z","modified":"2024-08-04T12:46:34.299Z","updated_at":"2026-11-02T14:35:46.476719Z"}],"euvd":[{"id":"EUVD-2020-6610","description":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.","status":"published","published":"2020-06-24T16:41:51Z","modified":"2024-08-04T12:46:34Z","updated_at":"2026-11-03T03:07:34.099541Z"}],"ghsa":[{"id":"GHSA-5p79-q8cw-m9p4","title":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware...","description":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.","status":"published","published":"2022-05-24T17:21:36Z","modified":"2023-01-29T05:03:11Z","updated_at":"2026-11-02T14:45:15.626641Z"}],"nvd":[{"id":"CVE-2020-14473","description":"Stack-based buffer overflow vulnerability in Vigor3900, Vigor2960, and Vigor300B with firmware before 1.5.1.1.","status":"published","published":"2020-06-24T17:15:12.117Z","modified":"2026-06-17T02:54:49.577Z","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-787"],"updated_at":"2026-11-02T14:06:08.145904Z"}]}}