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Description:
The "CLink4Service" service is installed with Corsair Link 4 with insecure permissions by default. This allows unprivileged users to take control of the service and execute commands in the context of NT_Authority\SYSTEM, leading to total system takeover. Service takeover can be achieved by modification of the BINARY_PATH_NAME property of the the service. Currently, the Windows 'Everyone' security group is able to modify this property, with permissions granted at the 'SERVICE_ALL_ACCESS' level.
Affected Products:
Corsair Link 4.9.7.35
Vulnerability:
Insecure service permissions
Vendor:
Corsair
Attack Type:
Local
Impact:
Code Execution
Escalation of Privileges
Attack vector:
Modification of the BINARY_PATH_NAME property of the CLink4Service service due to insecure permissions, leading to privilege escalation on the host.