{"cve":"CVE-2021-3718","nvd":{"published":"2021-11-12T22:15:07.903","modified":"2026-06-17T04:05:37.933","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":4.6},"cwes":["CWE-232"],"references":["https://support.lenovo.com/us/en/product_security/LEN-72619","https://support.lenovo.com/us/en/product_security/LEN-72619"],"products":["lenovo:thinkpad_11e_3rd_gen_firmware","lenovo:thinkpad_11e_4th_gen_celeron_firmware","lenovo:thinkpad_11e_4th_gen_i3_firmware","lenovo:thinkpad_11e_4th_gen_i5_firmware","lenovo:thinkpad_11e_4th_gen_i7_firmware","lenovo:thinkpad_11e_5th_gen_firmware","lenovo:thinkpad_11e_yoga_gen_6_firmware","lenovo:thinkpad_13_gen_2_firmware","lenovo:thinkpad_e490_firmware","lenovo:thinkpad_e490s_firmware","lenovo:thinkpad_e590_firmware","lenovo:thinkpad_l13_firmware","lenovo:thinkpad_l13_gen_2_firmware","lenovo:thinkpad_l13_yoga_firmware","lenovo:thinkpad_l13_yoga_gen_2_firmware","lenovo:thinkpad_l14_firmware","lenovo:thinkpad_l14_gen_1_firmware","lenovo:thinkpad_l15_firmware","lenovo:thinkpad_l15_gen_1_firmware","lenovo:thinkpad_l380_firmware","lenovo:thinkpad_l380_yoga_firmware","lenovo:thinkpad_l390_firmware","lenovo:thinkpad_l390_yoga_firmware","lenovo:thinkpad_l490_firmware","lenovo:thinkpad_l590_firmware","lenovo:thinkpad_p43s_firmware","lenovo:thinkpad_p52_firmware","lenovo:thinkpad_p53s_firmware","lenovo:thinkpad_p72_firmware","lenovo:thinkpad_s2_gen_6_firmware","lenovo:thinkpad_s2_yoga_gen_6_firmware","lenovo:thinkpad_s5_2nd_gen_firmware","lenovo:thinkpad_t460_firmware","lenovo:thinkpad_t490_firmware","lenovo:thinkpad_t590_firmware","lenovo:thinkpad_x12_detachable_gen_1_firmware","lenovo:thinkpad_x260_firmware","lenovo:thinkpad_x380_yoga_firmware","lenovo:thinkpad_x390_yoga_firmware"],"source":"nvd","synced_at":"2026-10-19T21:24:39.218183596+00:00"},"epss":{"cve":"CVE-2021-3718","score":0.00217,"percentile":0.12214,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}