{"id":"CVE-2022-1890","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-1890","generatedAt":"2026-10-27T17:38:57.679Z","title":"A buffer overflow in the ReadyBootDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.","description":"A buffer overflow in the ReadyBootDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.","published":"2023-01-26T21:15:25.000Z","lastModified":"2026-06-17T04:23:17.000Z","status":"Modified","sourceIdentifier":"psirt@lenovo.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-122","CWE-787"],"affected":["lenovo/thinkbook 14-iml firmware","lenovo/thinkbook 14-iil firmware","lenovo/thinkbook 15-iil firmware","lenovo/thinkbook 15-iml firmware","lenovo/yoga c640-13iml lte firmware","lenovo/yoga c640-13iml firmware"],"epss":{"score":0.00342,"percentile":0.27467,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.34%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://support.lenovo.com/us/en/product_security/LEN-91369","tags":["Vendor Advisory"],"source":"psirt@lenovo.com"},{"url":"https://support.lenovo.com/us/en/product_security/LEN-91369","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-1890","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."}