CVE-2024-45355 in Phone Framework
Summary
by MITRE • 03/27/2025
A unauthorized access vulnerability exists in the Xiaomi phone framework. The vulnerability is caused by improper validation and can be exploited by attackers to Access sensitive methods.
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Analysis
by VulDB Data Team • 03/27/2025
The vulnerability identified as CVE-2024-45355 represents a critical unauthorized access flaw within the Xiaomi phone framework that exposes sensitive system methods to malicious actors. This weakness stems from inadequate input validation mechanisms that fail to properly authenticate and authorize access requests to privileged system components. The vulnerability exists at the framework level of Xiaomi's mobile operating system, potentially affecting millions of devices running affected versions of the Android-based firmware. Security researchers have identified that the flaw allows attackers to bypass normal access controls and execute unauthorized operations on the device. The improper validation occurs during method invocation processes where the system does not adequately verify the legitimacy of access requests before granting permission to sensitive functionalities. This creates a pathway for adversaries to exploit the vulnerability and gain access to protected system resources that should only be available to authorized applications or system processes. The impact extends beyond simple data access, as attackers could potentially manipulate core system functions and compromise device integrity. This vulnerability aligns with CWE-284 which addresses improper access control issues, and represents a significant concern within the mobile security landscape where device-level access can lead to complete system compromise.
The technical exploitation of CVE-2024-45355 relies on the absence of proper method validation checks within the Xiaomi framework implementation. Attackers can craft specific requests that bypass authentication mechanisms, allowing them to invoke sensitive methods that control critical device functions. The flaw typically manifests when the system fails to validate the calling application's credentials or permissions before executing privileged operations. This type of vulnerability often occurs in frameworks where security checks are either missing entirely or implemented with insufficient rigor. The exploitation process may involve reverse engineering the framework's method signatures or leveraging existing tools to construct malicious payloads that trigger the vulnerable code paths. The vulnerability's presence in the core phone framework means that successful exploitation could enable attackers to access device management functions, modify system settings, or extract sensitive user data. Security researchers have noted that the flaw can be particularly dangerous because it operates at a low-level system interface where traditional mobile security measures may not be effective. The attack surface is broadened by the fact that multiple system components may be accessible through the same vulnerable entry point, creating cascading security implications.
The operational impact of CVE-2024-45355 extends far beyond individual device compromise, potentially affecting large populations of Xiaomi smartphone users worldwide. Organizations relying on Xiaomi devices for business operations face significant risks as attackers could exploit this vulnerability to gain unauthorized access to corporate data or system functions. The vulnerability's ability to provide access to sensitive methods means that attackers could potentially install malicious applications, modify system configurations, or extract confidential information from affected devices. Mobile threat actors have shown interest in vulnerabilities of this nature because they can be leveraged to create persistent access points on target devices. The risk is compounded by the fact that many users may not be aware of the vulnerability or understand the potential consequences of exploitation. Security analysts have flagged this issue as particularly concerning due to the widespread adoption of Xiaomi devices in both personal and enterprise environments, making it a prime target for cybercriminals seeking to maximize their attack surface. The vulnerability could also enable more sophisticated attacks such as man-in-the-middle operations or lateral movement within network environments where affected devices are connected.
Mitigation strategies for CVE-2024-45355 should focus on immediate patch deployment and enhanced security monitoring. Xiaomi users should prioritize updating their devices to the latest firmware versions that address this vulnerability, as the company has likely released security patches to resolve the improper validation issues. Network administrators should implement enhanced monitoring of mobile device access patterns and establish security protocols to detect unusual activity that might indicate exploitation attempts. The vulnerability's nature suggests that defensive measures should include strengthening authentication mechanisms and implementing additional validation checks for system method invocations. Organizations should consider deploying mobile device management solutions that can enforce security policies and monitor for unauthorized access attempts. Security teams should also conduct vulnerability assessments to identify other potential access control weaknesses within their mobile infrastructure. The implementation of principle of least privilege concepts for mobile applications can help reduce the impact if exploitation occurs. Additionally, users should be educated about the importance of keeping their devices updated and avoiding suspicious applications that might exploit such vulnerabilities. From an ATT&CK framework perspective, this vulnerability relates to privilege escalation techniques and could be leveraged by adversaries to establish persistent access to target systems. The security community should remain vigilant about similar access control vulnerabilities that may exist in other mobile platform implementations, as this type of flaw represents a common attack vector in mobile security.