CVE-2024-48541 in Smart
Summary
by MITRE • 10/24/2024
Incorrect access control in the firmware update and download processes of Ruochan Smart v4.4.7 allows attackers to access sensitive information by analyzing the code and data within the APK file.
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Analysis
by VulDB Data Team • 10/25/2024
The vulnerability identified as CVE-2024-48541 represents a critical access control flaw within the firmware update and download mechanisms of Ruochan Smart v4.4.7 devices. This weakness stems from inadequate authorization checks during the software update process, creating potential pathways for unauthorized data access that could compromise device security and user privacy. The vulnerability specifically manifests during firmware acquisition and installation phases where proper authentication and authorization protocols fail to validate user permissions adequately.
The technical root cause of this vulnerability lies in the improper implementation of access control measures within the application package file structure. Attackers can exploit this weakness by decompiling the APK file and analyzing the embedded code to identify unprotected data access points. The flaw allows for unauthorized retrieval of sensitive information through reverse engineering techniques that expose hardcoded credentials, configuration parameters, or data access endpoints that should remain protected. This issue directly maps to CWE-284, which describes improper access control vulnerabilities where systems fail to properly enforce access restrictions on resources and data.
The operational impact of CVE-2024-48541 extends beyond simple data exposure to encompass potential device compromise and unauthorized control. When attackers gain access to firmware update processes, they can potentially manipulate device behavior, install malicious code, or extract confidential information from connected systems. The vulnerability creates a persistent threat vector that could enable attackers to maintain long-term access to affected devices, particularly in environments where these smart devices are deployed for security or monitoring purposes. This risk is exacerbated by the fact that firmware updates typically require elevated privileges and sensitive system access, making the compromise of these processes particularly dangerous.
Security professionals should implement immediate mitigations including code review processes to identify and eliminate hard-coded credentials within APK files, deployment of secure firmware update protocols with proper authentication mechanisms, and regular security assessments of mobile applications. Organizations should also consider implementing application whitelisting controls and network segmentation to limit potential attack surfaces. The vulnerability aligns with several ATT&CK techniques including T1547.001 for registry run keys and T1071.004 for application layer protocol usage, indicating potential lateral movement and persistence capabilities that attackers could exploit through compromised firmware update mechanisms. Regular firmware updates and patch management procedures should be enforced to ensure that all devices maintain current security protections against known vulnerabilities.