{"id":"CVE-2020-27402","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-27402","generatedAt":"2026-10-27T23:42:12.531Z","title":"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.","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.","published":"2020-11-05T15:15:35.000Z","lastModified":"2026-06-17T03:09:13.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":[],"affected":["hindotech/hk1 box s905x3 firmware"],"epss":{"score":0.00537,"percentile":0.45004,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://sick.codes/sick-2020-004/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://threatpost.com/authentication-bug-android-smart-tv-data-theft/160025/","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.cybersecurity-help.cz/vdb/SB2020101404","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.securitylab.ru/news/513051.php","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://github.com/sickcodes/security/blob/master/advisories/SICK-2020-004.md","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://sick.codes/sick-2020-004/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://threatpost.com/authentication-bug-android-smart-tv-data-theft/160025/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cybersecurity-help.cz/vdb/SB2020101404","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.securitylab.ru/news/513051.php","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-27402","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}