CVE-2025-20975 in AODService
Summary
by MITRE • 05/07/2025
Improper Export of Android Application Components in AODService prior to version 8.8.28.12 allows local attackers to launch arbitrary activity with systemui privilege.
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Analysis
by VulDB Data Team • 05/07/2025
The vulnerability identified as CVE-2025-20975 represents a critical security flaw in the AODService component of Android applications, specifically affecting versions prior to 8.8.28.12. This issue stems from improper export of application components, creating a significant vector for local privilege escalation attacks. The flaw allows malicious local applications to exploit the service's improper component exposure and launch arbitrary activities with systemui privileges, effectively bypassing normal Android security boundaries. The vulnerability directly impacts the Android operating system's component isolation mechanisms, which are fundamental to maintaining security boundaries between different application components and system services.
The technical root cause of this vulnerability lies in the improper configuration of Android application components within the AODService framework. When application components are exported without proper security restrictions, they become accessible to any local application that can determine the component's interface. This misconfiguration enables attackers to invoke the service's exported components and execute malicious activities with elevated privileges. The systemui privilege level grants access to critical system functions and interfaces that should normally be restricted to system-level processes only. This flaw aligns with CWE-922, which addresses insufficient export of Android application components, and represents a classic example of insecure component exposure in mobile operating systems.
The operational impact of CVE-2025-20975 extends beyond simple privilege escalation, as it provides attackers with access to sensitive system functionalities that could be leveraged for data exfiltration, system modification, or further attack vector establishment. Local attackers who successfully exploit this vulnerability can potentially access system logs, manipulate user interface components, and gain unauthorized access to protected system resources. The attack surface is particularly concerning because it operates within the trusted system environment, making detection and prevention more challenging. This vulnerability can be exploited through various attack vectors including malicious applications installed on the device, or through compromised applications that have already gained some level of access to the system.
Mitigation strategies for CVE-2025-20975 should focus on immediate patch deployment to version 8.8.28.12 or later, which contains the necessary security fixes. Organizations should implement comprehensive application vetting processes to prevent installation of malicious applications that could exploit this vulnerability. System administrators should also consider implementing additional security controls such as application sandboxing and privilege monitoring to detect abnormal behavior patterns that might indicate exploitation attempts. The fix addresses the underlying component export issue by properly restricting access to the AODService components, ensuring that only authorized system processes can invoke them. This vulnerability demonstrates the importance of proper Android security configurations and aligns with ATT&CK technique T1068, which covers the use of local privilege escalation through improper component exposure. Regular security audits of Android application components and proper implementation of the principle of least privilege are essential to prevent similar vulnerabilities from emerging in future versions.