PT-2023-13539 · Lenovo · Lcfc Bios

Published 2023-08-23 · Updated 2023-08-29 · CVE-2022-3744

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions LCFC BIOS (affected versions not specified)

Description A potential issue was discovered in LCFC BIOS for some Lenovo consumer notebook models. This could allow a local attacker with elevated privileges to unlock UEFI variables due to a hard-coded SMI handler credential.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

Related Identifiers

CVE-2022-3744

Affected Products

Lcfc Bios

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2022-3744 · Security Note
• https://osv.dev/vulnerability/CVE-2022-3744 · Vendor Advisory
• https://support.lenovo.com/us/en/product_security/LEN-103710 · Vendor Advisory
• https://t.me/cibsecurity/69088 · Telegram Post
• https://twitter.com/geekphane/status/1696033789821038602 · Twitter Post