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Vulnerability record · CVE-2021-3614 · published 16 July 2021

CVE-2021-3614: Lenovo ideapad 1-11ada05 firmware vulnerability

Lenovo · Ideapad 1 11ada05 Firmware

A vulnerability was reported on some Lenovo Notebook systems that could allow an attacker with physical access to elevate privileges under certain conditions during a BIOS update performed by Lenovo Vantage.

6.8 CVSS 3.1 Medium EPSS 0.24% · top 86.3% CWE-636 · CWE-636
6.8CVSS 3.1 base score, v2 4.4
0.24%EPSS exploitation probability, 30 days
NoNot in CISA KEV
21Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability was reported on some Lenovo Notebook systems that could allow an attacker with physical access to elevate privileges under certain conditions during a BIOS update performed by Lenovo Vantage.

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

Affected products

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

References

LinkTags
https://support.lenovo.com/us/en/product_security/LEN-65529 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-65529 Vendor Advisory

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Related vulnerabilities

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

7.8CVE-2022-1892Lenovo 100e 2nd gen firmware heap-based buffer overflow vulnerabilityA buffer overflow in the SystemBootManagerDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrar…EPSS 0.34%6.7CVE-2023-4028Lenovo 13w yoga firmware classic buffer overflow vulnerabilityA buffer overflow has been identified in the SystemUserMasterHddPwdDxe driver in some Lenovo Notebook products which may allow an attacker with local…EPSS 0.19%6.5CVE-2019-10724Lenovo legion y520t z370 firmware vulnerabilityThere is a vulnerability with the Dolby DAX2 API system services in which a low-privileged user can terminate arbitrary processes that are running at…EPSS 1.2%4.6CVE-2021-3453Lenovo thinkpad helix firmware vulnerabilitySome Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physic…EPSS 0.24%

Source: NIST National Vulnerability Database (record CVE-2021-3614), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.