A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges to unlock UEFI variables due to a hard-coded SMI handler credential.
Published 2023-08-23 20:15:09
Updated 2023-08-29 15:34:26
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-3744

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-3744

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.7
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.8
5.9
NIST
6.7
MEDIUM CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
0.8
5.9
Lenovo Group Ltd.

CWE ids for CVE-2022-3744

  • The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data.
    Assigned by: psirt@lenovo.com (Primary)

References for CVE-2022-3744

Products affected by CVE-2022-3744

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