{"id":"CVE-2021-3718","state":"PUBLISHED","title":"A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS.","description":"A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS.","publishedAt":"2021-11-12T22:05:34.000Z","updatedAt":"2024-08-03T17:01:08.300Z","severity":{"score":4.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","source":"lenovo"},"assigner":"lenovo","products":["Lenovo ThinkPad BIOS"],"affected":[{"vendor":"Lenovo","product":"ThinkPad BIOS","versions":[{"version":"various","status":"affected"}]}],"references":["https://support.lenovo.com/us/en/product_security/LEN-72619"],"weaknesses":["CWE-232"],"ingestedAt":"2026-10-29T19:48:55.807Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/3xxx/CVE-2021-3718.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-3718","state":"PUBLISHED","datePublished":"2021-11-12T22:05:34.000Z","dateUpdated":"2024-08-03T17:01:08.300Z","assignerShortName":"lenovo","assignerOrgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b","dateReserved":"2021-08-18T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS."}],"affected":[{"vendor":"Lenovo","product":"ThinkPad BIOS","versions":[{"version":"various","status":"affected"}]}],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-72619","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-232","description":"CWE-232 Improper Handling of Undefined Values","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"lenovo","dateUpdated":"2021-11-12T22:05:34.000Z","orgId":"da227ddf-6e25-4b41-b023-0f976dcaca4b"},"credits":[{"lang":"en","value":"Lenovo thanks Zoltan Harmarth for reporting this issue"}],"solutions":[{"lang":"en","value":"Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-72619."}],"source":{"advisory":"LEN-72619","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"psirt@lenovo.com","ID":"CVE-2021-3718","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"ThinkPad BIOS","version":{"version_data":[{"version_affected":"=","version_value":"various"}]}}]},"vendor_name":"Lenovo"}]}},"credit":[{"lang":"eng","value":"Lenovo thanks Zoltan Harmarth for reporting this issue"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"A denial of service vulnerability was reported in some ThinkPad models that could cause a system to crash when the Enhanced Biometrics setting is enabled in BIOS."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"PHYSICAL","availabilityImpact":"HIGH","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-232 Improper Handling of Undefined Values"}]}]},"references":{"reference_data":[{"name":"https://support.lenovo.com/us/en/product_security/LEN-72619","refsource":"MISC","url":"https://support.lenovo.com/us/en/product_security/LEN-72619"}]},"solution":[{"lang":"en","value":"Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-72619."}],"source":{"advisory":"LEN-72619","discovery":"UNKNOWN"}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-72619","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T17:01:08.300Z"}}]}}}