{"containers":{"cna":{"affected":[{"product":"Notebook and ThinkPad BIOS","vendor":"Lenovo","versions":[{"status":"affected","version":"various"}]}],"credits":[{"lang":"en","value":"Lenovo thanks Itai Liba and Assaf Carlsbad from SentinelOne for reporting these issues."}],"descriptions":[{"lang":"en","value":"A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","description":"CWE-20 Improper Input Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2021-11-12T22:05:41.000Z","orgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","shortName":"lenovo"},"references":[{"tags":["x_refsource_MISC"],"url":"https://support.lenovo.com/us/en/product_security/LEN-67440"}],"solutions":[{"lang":"en","value":"Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-67440."}],"source":{"advisory":"LEN-67440","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@lenovo.com","ID":"CVE-2021-3786","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Notebook and ThinkPad BIOS","version":{"version_data":[{"version_affected":"=","version_value":"various"}]}}]},"vendor_name":"Lenovo"}]}},"credit":[{"lang":"eng","value":"Lenovo thanks Itai Liba and Assaf Carlsbad from SentinelOne for reporting these issues."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":4.4,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-20 Improper Input Validation"}]}]},"references":{"reference_data":[{"name":"https://support.lenovo.com/us/en/product_security/LEN-67440","refsource":"MISC","url":"https://support.lenovo.com/us/en/product_security/LEN-67440"}]},"solution":[{"lang":"en","value":"Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-67440."}],"source":{"advisory":"LEN-67440","discovery":"UNKNOWN"}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T17:09:08.738Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://support.lenovo.com/us/en/product_security/LEN-67440"}]}]},"cveMetadata":{"assignerOrgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","assignerShortName":"lenovo","cveId":"CVE-2021-3786","datePublished":"2021-11-12T22:05:41.000Z","dateReserved":"2021-09-09T00:00:00.000Z","dateUpdated":"2024-08-03T17:09:08.738Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}