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Vulnerability record · CVE-2022-3742 · published 23 August 2023

CVE-2022-3742: Lenovo ideapad 1 14iau7 firmware classic buffer overflow vulnerability

Lenovo · Ideapad 1 14iau7 Firmware

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.

6.7 CVSS 3.1 Medium EPSS 0.19% · top 91.9% CWE-120 · Classic buffer overflow
6.7CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
87Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

87 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.lenovo.com/us/en/product_security/LEN-103710 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-103710 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.7CVE-2022-3744Lenovo ideapad 1 14iau7 firmware hard-coded credentials vulnerabilityA potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privil…EPSS 0.17%6.7CVE-2022-3746Lenovo ideapad 1 14iau7 firmware improper access control vulnerabilityA potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privil…EPSS 0.17%4.4CVE-2022-3745Lenovo ideapad 1 14iau7 firmware information exposure vulnerabilityA potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privil…EPSS 0.18%4.4CVE-2022-3743Lenovo ideapad 1 14iau7 firmware information exposure vulnerabilityA potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privil…EPSS 0.18%5.5CVE-2025-43520Apple OS kernel memory corruption via malicious appA memory corruption flaw (classic buffer overflow) in Apple's kernel was fixed across iOS, iPadOS, macOS, tvOS, visionOS and watchOS. A malicious app…KEVEPSS 0.43%analysed8.8CVE-2025-31277Apple WebKit memory corruption via malicious web contentApple WebKit fails to handle memory correctly when processing crafted web content, leading to memory corruption across Safari, iOS, iPadOS, macOS, tv…KEVEPSS 1.6%analysed9.8CVE-2022-37055D-Link Go-RT-AC750 router buffer overflow in cgibin hnap_mainD-Link Go-RT-AC750 firmware revisions A v101b03 and B v200b02 contain a classic buffer overflow reachable through the cgibin hnap_main handler. The f…KEVEPSS 56%analysed9.9CVE-2025-20333Cisco ASA and FTD VPN web server buffer overflow allows root RCECisco Secure Firewall ASA and FTD Software fail to properly validate user-supplied input in HTTP(S) requests to the VPN web server, causing a classic…KEVEPSS 71%analysed

Source: NIST National Vulnerability Database (record CVE-2022-3742), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.