CVE-2012-5183 in Loctouch
Summary
by MITRE
The Loctouch application 3.4.6 and earlier for Android allows attackers to obtain sensitive information about logged locations via a crafted application that leverages read permission for system log files.
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Analysis
by VulDB Data Team • 02/24/2019
The vulnerability identified as CVE-2012-5183 affects the Loctouch application version 3.4.6 and earlier on Android platforms, representing a significant security flaw that enables unauthorized access to location data. This issue stems from improper handling of system log file permissions within the Android operating system, where the vulnerable application fails to adequately protect sensitive location information stored in system logs. The vulnerability specifically exploits the read permission capabilities that malicious applications can leverage to extract location data from system log files, creating a persistent threat vector for attackers seeking to compromise user privacy and location tracking information.
The technical implementation of this vulnerability involves the exploitation of Android's permission model and file system access controls. When the Loctouch application processes location data, it stores relevant information in system log files that are accessible to applications with read permissions. Attackers can craft malicious applications that utilize these read permissions to access and extract location data from these log files, bypassing normal application security boundaries. This flaw operates at the system level where the application's logging mechanisms do not properly isolate sensitive information from unauthorized access, effectively creating a data leakage channel that undermines the security model of the Android platform.
The operational impact of this vulnerability extends beyond simple information disclosure to encompass broader privacy and security implications for Android users. Users who have installed vulnerable versions of the Loctouch application become susceptible to location tracking by malicious actors who can exploit this vulnerability through seemingly legitimate applications. The extracted location data can be used for various malicious purposes including targeted attacks, stalking, financial fraud, and corporate espionage, as it provides attackers with detailed information about user movements and habits. This vulnerability particularly affects users who rely on location-based services and applications that store sensitive location data within system logs, creating a persistent threat that remains active as long as the vulnerable application is installed on the device.
Mitigation strategies for CVE-2012-5183 require immediate action from both users and application developers to address the underlying permission and logging vulnerabilities. Users should immediately update to the latest version of the Loctouch application where the vulnerability has been patched, while also reviewing and restricting application permissions on their devices. System administrators and security professionals should implement monitoring solutions that detect unauthorized access to system log files and establish proper access controls for sensitive data storage. The vulnerability aligns with CWE-200, which addresses information exposure, and relates to ATT&CK technique T1059, which involves command and control communications through system logs. Organizations should also consider implementing network-based monitoring and endpoint detection solutions that can identify anomalous access patterns to system files and log data, providing additional layers of protection against similar vulnerabilities in other applications.
This vulnerability demonstrates the critical importance of proper input validation and secure coding practices in mobile application development, particularly concerning the handling of sensitive data within system logs. The flaw represents a failure in the principle of least privilege where applications should not have unnecessary access to system resources that could compromise user privacy. Security teams should conduct regular vulnerability assessments of mobile applications to identify similar permission-related issues and implement robust logging and monitoring systems that can detect unauthorized data access attempts. The remediation process involves not only updating the vulnerable application but also establishing proper security controls that prevent similar issues from occurring in other applications that may store sensitive information in system-accessible locations.