Exposed IOCTL with Insufficient Access Control in Armoury Crate

Executive Summary

This vulnerability involves an exposed IOCTL (Input/Output Control) in the Armoury Crate driver that lacks sufficient access control. A local user can exploit this to read and write arbitrary PCI/PCIe configuration space by sending crafted IOCTL requests, bypassing the driver's verification mechanisms.

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Detection Guidance

This vulnerability involves an exposed IOCTL in the Armoury Crate driver that allows local users to read and write arbitrary PCI/PCIe configuration space. Detection requires checking for unauthorized access to the driver's IOCTL interface or suspicious PCI configuration modifications. No specific commands are provided in the context, but monitoring for unusual driver interactions or PCI configuration changes may help.

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Impact Analysis

This vulnerability allows a local attacker to manipulate PCI/PCIe configuration space, potentially leading to unauthorized access, system instability, or privilege escalation. It could enable data theft, system crashes, or unauthorized hardware modifications.

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Compliance Impact

This vulnerability allows local users to read and write arbitrary PCI/PCIe configuration space via crafted IOCTL requests, bypassing driver verification. This could lead to unauthorized access to sensitive system data, potentially violating data protection requirements under GDPR and HIPAA if exploited.

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Mitigation Strategies

Update the Armoury Crate application to the latest version as per the ASUS Security Advisory to address the exposed IOCTL with insufficient access control issue.

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