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Status published
Medium
CVE-2023-43572
A buffer over-read was reported in the BiosExtensionLoader module in...
Vulnerability Description
A buffer over-read was reported in the BiosExtensionLoader module in some Lenovo Desktop products that may allow a local attacker with elevated privileges to disclose sensitive information.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Lenovo thanks Zichuan Li (@Ri7erLi) from Indiana University Bloomington for reporting this vulnerability.
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Affected Vendor
Lenovo
View all reports →Affected Software
Desktop BIOS
Vulnerable Versions:
various
Timeline
Official Publish:
November 8th, 2023
Last Modified:
September 3rd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N