CVE-2014-2000 in 050 plus
Summary
by MITRE
The NTT 050 plus application before 4.2.1 for Android allows attackers to obtain sensitive information by leveraging the ability to read system log files.
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Analysis
by VulDB Data Team • 03/26/2015
The vulnerability identified as CVE-2014-2000 affects the NTT 050 plus application version 4.2.1 and earlier on Android platforms, representing a critical security flaw that exposes sensitive system information through improper access controls. This vulnerability resides within the application's handling of system log files, which are typically protected due to their contain sensitive operational data and system configurations. The NTT 050 plus application, designed for mobile devices, demonstrates poor security practices by granting unauthorized access to system log files that should remain restricted to authorized system processes and administrators. The flaw enables attackers to extract confidential information that could include system identifiers, network configurations, application behavior patterns, and potentially user data that flows through the system logging mechanisms. This represents a significant breach in the principle of least privilege and demonstrates inadequate access control mechanisms within the application's security architecture.
The technical implementation of this vulnerability stems from the application's failure to properly enforce access restrictions on system log file resources. Android applications typically operate within sandboxed environments with restricted file system access, yet the NTT 050 plus application appears to bypass these protections through either direct file system access or by exploiting legitimate system APIs that should not be exposed to third-party applications. The vulnerability aligns with CWE-276, which addresses improper file permissions and inadequate access control mechanisms. Attackers can leverage this weakness by executing malicious code or by exploiting the application's legitimate access to system resources to read log files containing sensitive information. The system log files in question likely contain detailed operational data including network traffic patterns, application execution traces, and system events that provide attackers with valuable insights for further exploitation attempts.
The operational impact of this vulnerability extends beyond simple information disclosure, as the sensitive data obtained through system log files can serve as a foundation for more sophisticated attacks. The information gathered may include device identifiers, network configurations, application behavior patterns, and potentially authentication tokens or session data that could be used to escalate privileges or conduct targeted attacks against the device or connected systems. This vulnerability particularly affects environments where mobile devices are used for business or sensitive communications, as the log data may contain proprietary information or access credentials that could compromise enterprise security. The exposure of system logs also provides attackers with information about the device's operational environment and security configurations, potentially revealing weaknesses in the overall security posture. According to ATT&CK framework, this vulnerability maps to T1083 (File and Directory Discovery) and T1005 (Data from Local System), demonstrating how attackers can systematically enumerate and extract sensitive data from compromised systems.
Mitigation strategies for CVE-2014-2000 should focus on immediate application updates to version 4.2.1 or later, which presumably address the improper access control mechanisms. Organizations should implement comprehensive mobile device management policies that restrict application permissions and monitor for unauthorized access to system resources. The application should be configured to enforce strict access controls on system log files, ensuring that only authorized system processes can access these sensitive resources. Additionally, regular security audits should be conducted to verify that applications properly implement access control mechanisms and do not expose system-level resources to unauthorized users. Security teams should also implement monitoring solutions that can detect anomalous access patterns to system log files, providing early warning of potential exploitation attempts. The vulnerability highlights the importance of following secure coding practices and conducting thorough security testing of mobile applications before deployment, particularly focusing on access control and privilege management mechanisms.