CVE-2024-55408 in Analysis IO
Summary
by MITRE • 01/06/2025
An issue in the AsusSAIO.sys component of ASUS System Analysis IO v1.0.0 allows attackers to perform arbitrary read and write actions via supplying crafted IOCTL requests.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 06/22/2025
The vulnerability identified as CVE-2024-55408 resides within the AsusSAIO.sys driver component of ASUS System Analysis IO version 1.0.0, representing a critical security flaw that exposes system resources to unauthorized manipulation. This driver serves as a kernel-mode interface for system analysis functions, but its implementation lacks proper input validation and access control mechanisms. The vulnerability manifests through the driver's handling of IOCTL (Input/Output Control) requests, which are standard Windows mechanisms used for device communication and system-level operations. Attackers can exploit this weakness by crafting malicious IOCTL requests that bypass normal security boundaries, enabling them to execute arbitrary read and write operations within the kernel space. This represents a severe privilege escalation vulnerability that can potentially allow attackers to gain full system control or extract sensitive information from protected memory regions.
The technical exploitation of this vulnerability follows a well-established pattern that aligns with common kernel-mode attack vectors and is classified under CWE-121, which describes buffer overflow conditions that occur when a program writes data past the end of a fixed-length buffer. The flaw occurs because the AsusSAIO.sys driver does not properly validate the parameters supplied in IOCTL requests, particularly the input buffer sizes and structure layouts. When an attacker sends a crafted IOCTL request with malformed parameters, the driver fails to perform adequate bounds checking or validation before processing the request. This allows attackers to manipulate memory locations that should be protected, enabling them to read arbitrary kernel memory locations or write data to critical system structures. The vulnerability is particularly dangerous because it operates at kernel level, where the attacker's code executes with the highest possible privileges, potentially allowing complete system compromise without requiring user interaction or elevated permissions.
The operational impact of CVE-2024-55408 extends beyond simple privilege escalation, as it enables a wide range of malicious activities that can severely compromise system integrity and confidentiality. Attackers can leverage this vulnerability to access sensitive system information including passwords, encryption keys, and personal data stored in kernel memory. The arbitrary read capability allows threat actors to dump kernel memory contents, potentially extracting credentials from the Windows security subsystem or discovering system configuration details that could be used for further attacks. The write functionality enables attackers to modify critical system structures, potentially corrupting system files, installing rootkits, or manipulating the security policies that protect the system. This vulnerability can be exploited in various attack scenarios including persistent backdoor installation, data exfiltration, and system-wide compromise, making it particularly attractive to advanced persistent threat actors and cybercriminals. The attack surface is further expanded due to the nature of kernel-mode drivers, which are often loaded automatically during system boot and run with elevated privileges, providing attackers with a stable foothold for long-term system access.
Mitigation strategies for CVE-2024-55408 must address both immediate threat reduction and long-term system security improvements. The primary recommendation involves updating to the latest version of ASUS System Analysis IO software where the vulnerability has been patched, as ASUS has acknowledged this issue and released remediation updates. System administrators should implement immediate monitoring for suspicious IOCTL activity patterns that may indicate exploitation attempts, particularly focusing on unusual access to kernel-mode interfaces. Network segmentation and privilege separation can help limit the potential impact of successful exploitation by reducing the attack surface and preventing lateral movement within compromised systems. Security teams should also consider implementing kernel-mode protection mechanisms such as Driver Signature Enforcement and Windows Defender Application Control to prevent the execution of untrusted kernel drivers. From an ATT&CK framework perspective, this vulnerability maps to multiple techniques including T1059.003 (Command and Scripting Interpreter: Windows Command Shell) and T1547.001 (Registry Run Keys/Startup Folder) as attackers may attempt to establish persistence through kernel-level modifications. The vulnerability also relates to T1003.001 (OS Credential Dumping: LSASS Memory) and T1003.002 (OS Credential Dumping: Security Account Manager) as attackers can leverage the arbitrary read capability to extract credentials from memory. Organizations should conduct comprehensive vulnerability assessments to identify any systems running the vulnerable driver version and ensure proper patch management procedures are in place to prevent similar issues from occurring in other system components.