{ "id": "CVE-2020-28055", "sourceIdentifier": "cve@mitre.org", "published": "2020-11-10T18:15:12.137", "lastModified": "2020-12-08T18:38:29.763", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A vulnerability in the TCL Android Smart TV series V8-R851T02-LF1 V295 and below and V8-T658T01-LF1 V373 and below by TCL Technology Group Corporation allows a local unprivileged attacker, such as a malicious App, to read & write to the /data/vendor/tcl, /data/vendor/upgrade, and /var/TerminalManager directories within the TV file system. An attacker, such as a malicious APK or local unprivileged user could perform fake system upgrades by writing to the /data/vendor/upgrage folder." }, { "lang": "es", "value": "Una vulnerabilidad en la serie TCL Android Smart TV V8-R851T02-LF1 versiones V295 y por debajo y V8-T658T01-LF1 versiones V373 y por debajo de TCL Technology Group Corporation, permite a un atacante local no privilegiado, tal y como una aplicaci\u00f3n maliciosa, leer y escribir en /data/vendor/tcl, /data/vendor/upgrade y /var/TerminalManager dentro del sistema de archivos del TV. Un atacante, como un APK malicioso o un usuario local no privilegiado, podr\u00eda llevar a cabo actualizaciones del sistema falsas al escribir en la carpeta /data/vendor/upgrade" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE", "baseScore": 7.2 }, "baseSeverity": "HIGH", "exploitabilityScore": 3.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-732" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", 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"tags": [ "Third Party Advisory" ] }, { "url": "https://securityledger.com/2020/11/tv-maker-tcl-denies-back-door-promises-better-process/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://sick.codes/extraordinary-vulnerabilities-discovered-in-tcl-android-tvs-now-worlds-3rd-largest-tv-manufacturer/", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://sick.codes/sick-2020-012", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://support.tcl.com/vulnerabilities-found-in-tcl-android-tvs", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://twitter.com/johnjhacking/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://twitter.com/sickcodes/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] } ] }