{"id":"CVE-2020-27402","aliases":["EUVD-2020-19913","GHSA-8f2f-5ppm-5q4x"],"status":"published","title":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to...","description":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00537,"percentile":0.45722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2020-11-05T14:25:42Z","modified":"2026-06-17T03:09:12Z","products":[{"vendor":"hindotech","product":"hk1_box_s905x3_firmware"}],"references":[{"url":"https://threatpost.com/authentication-bug-android-smart-tv-data-theft/160025/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.cybersecurity-help.cz/vdb/SB2020101404","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.securitylab.ru/news/513051.php","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://sick.codes/sick-2020-004/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27402"},{"url":"https://github.com/advisories/GHSA-8f2f-5ppm-5q4x"}],"sources":{"cve":[{"id":"CVE-2020-27402","description":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.","status":"published","published":"2020-11-05T14:25:42Z","modified":"2024-08-04T16:11:36.681Z","updated_at":"2026-11-02T14:35:53.552996Z"}],"euvd":[{"id":"EUVD-2020-19913","description":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.","status":"published","published":"2020-11-05T14:25:42Z","modified":"2024-08-04T16:11:36Z","updated_at":"2026-11-03T03:07:12.940476Z"}],"ghsa":[{"id":"GHSA-8f2f-5ppm-5q4x","title":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to...","description":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.","status":"published","published":"2022-05-24T17:33:14Z","modified":"2023-01-29T05:04:39Z","updated_at":"2026-11-02T14:45:36.557586Z"}],"nvd":[{"id":"CVE-2020-27402","description":"The HK1 Box S905X3 TV Box contains a vulnerability that allows a local unprivileged user to escalate to root using the /system/xbin/su binary via a serial port (UART) connection or using adb.","status":"published","published":"2020-11-05T15:15:34.92Z","modified":"2026-06-17T03:09:12.593Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:06:21.80969Z"}]}}