{"cve":"CVE-2023-4028","nvd":{"published":"2023-08-17T17:15:10.217","modified":"2026-06-17T06:36:56.683","status":"Modified","description":"A buffer overflow has been identified in the SystemUserMasterHddPwdDxe driver in some Lenovo Notebook products which may allow an attacker with local access and elevated privileges to execute arbitrary code.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":6.7},"cwes":["CWE-120"],"references":["https://support.lenovo.com/us/en/product_security/LEN-134879","https://support.lenovo.com/us/en/product_security/LEN-134879"],"products":["lenovo:13w_yoga_firmware","lenovo:13w_yoga_gen_2_firmware","lenovo:flex_5-14alc05_firmware","lenovo:flex_5-14are05_firmware","lenovo:flex_5-14iil05_firmware","lenovo:flex_5-14itl05_firmware","lenovo:flex_5-15alc05_firmware","lenovo:flex_5-15iil05_firmware","lenovo:flex_5-15itl05_firmware","lenovo:flex_7_14iru8_firmware","lenovo:ideapad_1-11ada05_firmware","lenovo:ideapad_1-11igl05_firmware","lenovo:ideapad_1-14ada05_firmware","lenovo:ideapad_1-14igl05_firmware","lenovo:ideapad_flex_5_14abr8_firmware","lenovo:ideapad_flex_5_14alc7_firmware","lenovo:ideapad_flex_5_14iau7_firmware","lenovo:ideapad_flex_5_14iru8_firmware","lenovo:ideapad_flex_5_16abr8_firmware","lenovo:ideapad_flex_5_16alc7_firmware","lenovo:ideapad_flex_5_16iau7_firmware","lenovo:ideapad_flex_5_16iru8_firmware","lenovo:thinkbook_13s_g2_are_firmware","lenovo:thinkbook_13s_g2_itl_firmware","lenovo:thinkbook_13s_g3_acn_firmware","lenovo:thinkbook_13s_g4_iap_firmware","lenovo:thinkbook_13x_g2_iap_firmware","lenovo:thinkbook_14s_g2_itl_firmware","lenovo:yoga_9-15imh5_firmware"],"source":"nvd","synced_at":"2026-10-19T21:39:14.809778102+00:00"},"epss":{"cve":"CVE-2023-4028","score":0.00194,"percentile":0.09094,"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."]}