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Vulnerability record · CVE-2022-3746 · published 23 August 2023

CVE-2022-3746: Lenovo ideapad 1 14iau7 firmware improper access control 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 cause some peripherals to work abnormally due to an exposed Embedded Controller (EC) interface.

6.7 CVSS 3.1 Medium EPSS 0.17% · top 94.1% CWE-284 · Improper access control
6.7CVSS 3.1 base score
0.17%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 cause some peripherals to work abnormally due to an exposed Embedded Controller (EC) interface.

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-2022-3742Lenovo ideapad 1 14iau7 firmware classic buffer overflow vulnerabilityA potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privil…EPSS 0.19%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%10.0CVE-2015-3306ProFTPD mod_copy arbitrary file read and writeThe mod_copy module in ProFTPD 1.3.5 fails to restrict the SITE CPFR and SITE CPTO commands, letting remote attackers copy arbitrary files on the ser…KEVEPSS 99%analysed7.8CVE-2026-81963Windows Update Stack link-following privilege escalationWindows Update Stack resolves links improperly before accessing files, a link-following flaw (CWE-59) compounded by improper access control (CWE-284)…KEVEPSS 0.39%analysed10.0CVE-2026-21962Oracle HTTP Server and WebLogic Proxy Plug-in improper access controlOracle HTTP Server and the WebLogic Server Proxy Plug-in (for Apache HTTP Server and IIS) contain an improper access control flaw (CWE-284) in suppor…KEVEPSS 73%analysed10.0CVE-2026-34908Ubiquiti UniFi OS improper access control allows unauthorized system changesUniFi OS devices contain an improper access control flaw (CWE-284) that lets a network-reachable actor make unauthorized changes to the system. The C…KEVEPSS 15%analysed

Source: NIST National Vulnerability Database (record CVE-2022-3746), CISA KEV, FIRST EPSS (scores of 2026-10-16). This page is refreshed as NVD updates the record.