{"id":"CVE-2023-40039","aliases":["EUVD-2023-44646","GHSA-8758-wxjc-xqrh"],"status":"published","title":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in...","description":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.","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":0.01207,"percentile":0.68742,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2023-09-11T00:00:00Z","modified":"2026-06-17T06:15:53Z","products":[{"vendor":"arris","product":"tg1672g"},{"vendor":"arris","product":"tg1672g_firmware"},{"vendor":"arris","product":"tg852g"},{"vendor":"arris","product":"tg852g_firmware"},{"vendor":"arris","product":"tg862g"},{"vendor":"arris","product":"tg862g_firmware"}],"references":[{"url":"https://i.ebayimg.com/images/g/-UcAAOSwDe1kyD-Z/s-l1600.png","tags":["x_transferred","Product"]},{"url":"https://i.ebayimg.com/images/g/4P0AAOSwdhxkrZtt/s-l1600.jpg","tags":["x_transferred","Product"]},{"url":"https://github.com/actuator/cve/blob/main/Arris/CVE-2023-40039","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40039"},{"url":"https://github.com/advisories/GHSA-8758-wxjc-xqrh"}],"sources":{"cve":[{"id":"CVE-2023-40039","description":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.","status":"published","published":"2023-09-11T00:00:00Z","modified":"2024-09-26T15:25:44.024Z","cwes":["CWE-284"],"updated_at":"2026-11-02T14:35:21.612665Z"}],"euvd":[{"id":"EUVD-2023-44646","description":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.","status":"published","published":"2023-09-11T00:00:00Z","modified":"2024-09-26T15:25:44Z","updated_at":"2026-11-03T00:28:09.023721Z"}],"ghsa":[{"id":"GHSA-8758-wxjc-xqrh","title":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in...","description":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.","status":"published","published":"2023-09-11T09:31:44Z","modified":"2024-09-26T18:31:43Z","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-284"],"updated_at":"2026-11-02T14:58:21.32771Z"}],"nvd":[{"id":"CVE-2023-40039","description":"An issue was discovered on ARRIS TG852G, TG862G, and TG1672G devices. A remote attacker (in proximity to a Wi-Fi network) can derive the default WPA2-PSK value by observing a beacon frame.","status":"published","published":"2023-09-11T07:15:08.123Z","modified":"2026-06-17T06:15:53.223Z","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"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:08:28.268644Z"}]}}