CVE-2025-46584 in HarmonyOS
Summary
by MITRE • 05/06/2025
Vulnerability of improper authentication logic implementation in the file system module Impact: Successful exploitation of this vulnerability may affect service confidentiality.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 05/06/2025
This vulnerability represents a critical flaw in the authentication logic implementation within the file system module of the affected system. The improper authentication mechanism creates a pathway for unauthorized access to sensitive file system resources, potentially allowing attackers to bypass legitimate authentication checks and gain access to confidential data. The vulnerability stems from inadequate validation of user credentials or session tokens within the file system operations, which could be exploited through various attack vectors including credential manipulation, session hijacking, or authentication bypass techniques.
The technical implementation flaw manifests in how the system validates user permissions when accessing file system resources. This weakness allows malicious actors to exploit the authentication flow by manipulating authentication parameters, leveraging weak credential handling mechanisms, or exploiting race conditions in authentication state management. The vulnerability specifically affects the file system module's ability to properly verify user identities and authorization levels, creating a persistent security gap that could be exploited across multiple file system operations including read, write, and execute functions. Attackers could potentially access files that should be restricted to authorized users only, leading to data exposure and potential compromise of sensitive system information.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it fundamentally undermines the confidentiality controls that protect critical system data. When successful, exploitation could result in the disclosure of sensitive files, system configuration data, user credentials, or proprietary information stored within the file system. The vulnerability's persistence means that once exploited, unauthorized access could remain undetected for extended periods, allowing attackers to maintain access and potentially escalate privileges to gain broader system control. This type of vulnerability directly violates the principle of least privilege and can significantly impact the organization's overall security posture, particularly in environments where file system confidentiality is paramount for regulatory compliance and data protection requirements.
Security mitigations for this vulnerability should focus on implementing robust authentication validation mechanisms within the file system module, including strengthening credential handling processes and implementing proper session management protocols. Organizations should deploy comprehensive access control measures that enforce strict authentication checks before granting file system access, while also implementing monitoring and logging capabilities to detect anomalous authentication behavior. The remediation process requires thorough code review of the authentication logic, implementation of proper input validation for authentication parameters, and deployment of multi-factor authentication mechanisms where applicable. Additionally, regular security testing including penetration testing and vulnerability scanning should be conducted to identify potential weaknesses in authentication flows. This vulnerability aligns with CWE-287 which addresses improper authentication issues, and may map to ATT&CK techniques related to credential access and privilege escalation through authentication bypass methods, emphasizing the need for comprehensive authentication security controls across all system components.