{"id":"CVE-2020-8335","state":"PUBLISHED","title":"The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; ","description":"The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access.","publishedAt":"2020-09-01T21:30:16.224Z","updatedAt":"2024-09-16T18:04:17.802Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","source":"lenovo"},"assigner":"lenovo","products":["Lenovo ThinkPad A285 BIOS","Lenovo ThinkPad A485 BIOS","Lenovo ThinkPad T495 BIOS","Lenovo ThinkPad T495s/X395 BIOS"],"affected":[{"vendor":"Lenovo","product":"ThinkPad A285 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r0xuj70w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad A485 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r0wuj65w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad T495 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r12uj55w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad T495s/X395 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r13uj47w","versionType":"custom"}]}],"references":["https://support.lenovo.com/us/en/product_security/LEN-30042"],"weaknesses":[],"ingestedAt":"2026-10-29T19:47:44.297Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2020/8xxx/CVE-2020-8335.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2020-8335","state":"PUBLISHED","datePublished":"2020-09-01T21:30:16.224Z","dateUpdated":"2024-09-16T18:04:17.802Z","assignerShortName":"lenovo","assignerOrgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","dateReserved":"2020-01-28T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access."}],"affected":[{"vendor":"Lenovo","product":"ThinkPad A285 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r0xuj70w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad A485 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r0wuj65w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad T495 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r12uj55w","versionType":"custom"}]},{"vendor":"Lenovo","product":"ThinkPad T495s/X395 BIOS","versions":[{"version":"unspecified","status":"affected","lessThan":"r13uj47w","versionType":"custom"}]}],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-30042","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"description":"unauthorized access","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"lenovo","dateUpdated":"2020-09-01T21:30:16.000Z","orgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b"},"credits":[{"lang":"en","value":"Lenovo thanks Zoltan Harmath for reporting this issue."}],"datePublic":"2020-09-01T00:00:00.000Z","solutions":[{"lang":"en","value":"Update BIOS to the following BIOS versions (or later): Lenovo ThinkPad A285: r0xuj70w ; A485: r0wuj65w ; T495: r12uj55w ; T495s/X395: r13uj47w"}],"source":{"advisory":"LEN-30042","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@lenovo.com","DATE_PUBLIC":"2020-09-01T21:00:00.000Z","ID":"CVE-2020-8335","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"ThinkPad A285 BIOS","version":{"version_data":[{"version_affected":"<","version_value":"r0xuj70w"}]}},{"product_name":"ThinkPad A485 BIOS","version":{"version_data":[{"version_affected":"<","version_value":"r0wuj65w"}]}},{"product_name":"ThinkPad T495 BIOS","version":{"version_data":[{"version_affected":"<","version_value":"r12uj55w"}]}},{"product_name":"ThinkPad T495s/X395 BIOS","version":{"version_data":[{"version_affected":"<","version_value":"r13uj47w"}]}}]},"vendor_name":"Lenovo"}]}},"credit":[{"lang":"eng","value":"Lenovo thanks Zoltan Harmath for reporting this issue."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"unauthorized access"}]}]},"references":{"reference_data":[{"name":"https://support.lenovo.com/us/en/product_security/LEN-30042","refsource":"MISC","url":"https://support.lenovo.com/us/en/product_security/LEN-30042"}]},"solution":[{"lang":"en","value":"Update BIOS to the following BIOS versions (or later): Lenovo ThinkPad A285: r0xuj70w ; A485: r0wuj65w ; T495: r12uj55w ; T495s/X395: r13uj47w"}],"source":{"advisory":"LEN-30042","discovery":"UNKNOWN"}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-30042","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T09:56:28.331Z"}}]}}}