{"id":"CVE-2022-3742","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-3742","generatedAt":"2026-10-27T19:56:56.621Z","title":"A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges to execute arbitrary code due to improper buffer validation.","description":"A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges to execute arbitrary code due to improper buffer validation.","published":"2023-08-23T20:15:08.000Z","lastModified":"2026-06-17T05:00:13.000Z","status":"Modified","sourceIdentifier":"psirt@lenovo.com","cvss":{"version":"3.1","score":6.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["lenovo/ideapad 1 14iau7 firmware","lenovo/ideapad 1 14igl7 firmware","lenovo/ideapad 1 15iau7 firmware","lenovo/ideapad 1 15igl7 firmware","lenovo/ideapad 1-14ijl7 firmware","lenovo/ideapad 1-15ijl7 firmware","lenovo/ideapad 3 14iau7 firmware","lenovo/ideapad 3 15iau7 firmware","lenovo/ideapad 3 17iau7 firmware","lenovo/ideapad 3-15igl05 firmware","lenovo/ideapad 3-17iil05 firmware","lenovo/ideapad 3-17itl6 firmware","lenovo/ideapad 5 15ial7 firmware","lenovo/ideapad 5-15itl05 firmware","lenovo/l3-15iml05 firmware","lenovo/l3-15itl6 firmware","lenovo/legion 5 15iah7 firmware","lenovo/legion 5 15iah7h firmware","lenovo/legion 5 pro 16iah7 firmware","lenovo/legion 5 pro 16iah7h firmware","lenovo/legion 5 pro-16ith6 firmware","lenovo/legion 5 pro-16ith6h firmware","lenovo/legion 5-15imh05 firmware","lenovo/legion 5-15imh05h firmware","lenovo/legion 5-15imh6 firmware","lenovo/legion 5-15ith6 firmware","lenovo/legion 5-15ith6h firmware","lenovo/legion 5-17imh05 firmware","lenovo/legion 5-17imh05h firmware","lenovo/legion 5-17ith6 firmware","lenovo/legion 5-17ith6h firmware","lenovo/legion 5p-15imh05 firmware","lenovo/legion 5p-15imh05h firmware","lenovo/legion 7 16iax7 firmware","lenovo/legion 7-16ithg6 firmware","lenovo/s14 g2 itl firmware","lenovo/s14 g3 iap firmware","lenovo/slim 7 14iap7 firmware","lenovo/slim 7 carbon 13iap7 firmware","lenovo/slim 7 prox 14iah7 firmware","lenovo/slim 9 14iap7 firmware","lenovo/thinkbook 15p imh firmware","lenovo/v14 g2 ijl firmware","lenovo/v14 g3 iap firmware","lenovo/v15 g2 ijl firmware","lenovo/v15 g3 iap firmware","lenovo/v17 g3 iap firmware","lenovo/s540-13itl firmware","lenovo/slim 7 pro-14ihu5 firmware","lenovo/slim 9-14itl05 firmware","lenovo/thinkbook 15p g2 ith firmware","lenovo/v14 g1-iml firmware","lenovo/v14 g2-itl firmware","lenovo/v14-igl firmware","lenovo/v15 g1-iml firmware","lenovo/v15 g2-itl firmware","lenovo/v15-igl firmware","lenovo/v17 g2-itl firmware","lenovo/v17-iil firmware","lenovo/yoga 7 14ial7 firmware"],"epss":{"score":0.00191,"percentile":0.08627,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-103710","tags":["Vendor Advisory"],"source":"psirt@lenovo.com"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-103710","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-3742","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}