CVE-2024-55567

Published Jun 12, 2025

Last updated 8 months ago

Overview

Description
Improper input validation was discovered in UsbCoreDxe in Insyde InsydeH2O kernel 5.4 before 05.47.01, 5.5 before 05.55.01, 5.6 before 05.62.01, and 5.7 before 05.71.01. The SMM module has an SMM call out vulnerability which can be used to write arbitrary memory inside SMRAM and execute arbitrary code at SMM level.
Source
cve@mitre.org
NVD status
Analyzed
Products
insydeh2o

Risk scores

CVSS 3.1

Type
Primary
Base score
6.7
Impact score
5.9
Exploitability score
0.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Severity
MEDIUM

Weaknesses

134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE-20

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.