Vulnerabilities > CVE-2021-41841 - Inclusion of Functionality from Untrusted Control Sphere vulnerability in Insyde Insydeh2O

047910
CVSS 7.2 - HIGH
Attack vector
LOCAL
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
COMPLETE
Integrity impact
COMPLETE
Availability impact
COMPLETE
local
low complexity
insyde
CWE-829

Summary

An issue was discovered in AhciBusDxe in the kernel 5.0 through 5.5 in Insyde InsydeH2O. There is an SMM callout that allows an attacker to access the System Management Mode and execute arbitrary code. This occurs because of Inclusion of Functionality from an Untrusted Control Sphere.

Vulnerable Configurations

Part Description Count
Application
Insyde
63