CVE-2014-5681 in XDA-Developers
Summary
by MITRE
The XDA-Developers (aka com.quoord.tapatalkxda.activity) application 3.9.8 for Android does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
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Analysis
by VulDB Data Team • 08/28/2024
The vulnerability identified as CVE-2014-5681 affects the XDA-Developers Android application version 3.9.8, representing a critical security flaw in the application's SSL certificate verification mechanism. This weakness creates a significant attack surface that enables malicious actors to perform man-in-the-middle attacks against users of the application. The vulnerability specifically resides in the application's failure to properly validate X.509 certificates presented by SSL servers during secure communications, fundamentally undermining the cryptographic security assurances that SSL/TLS protocols are designed to provide.
The technical flaw manifests as a complete absence of certificate pinning or validation checks within the application's network communication stack. When the application establishes secure connections to remote servers, it does not perform the necessary cryptographic verification steps that would normally confirm the authenticity of server certificates against trusted certificate authorities. This omission means that attackers can generate or obtain fraudulent certificates that appear legitimate to the application, allowing them to intercept, modify, or steal sensitive data transmitted between users and servers. The vulnerability directly maps to CWE-295 which describes "Improper Certificate Validation" and represents a classic example of insufficient cryptographic validation in mobile applications.
The operational impact of this vulnerability is severe and multifaceted, affecting both user privacy and data integrity. Attackers can exploit this weakness to eavesdrop on communications, steal session tokens, credentials, personal information, or any other data transmitted through the application's secure channels. The vulnerability particularly affects users who rely on the XDA-Developers platform for accessing forum content, downloading applications, or communicating with other developers, as all these activities could be monitored or manipulated by adversaries. This flaw essentially nullifies the security benefits of SSL/TLS encryption for the application, leaving users exposed to various attack vectors including credential theft, data manipulation, and unauthorized access to personal information.
From a threat modeling perspective, this vulnerability aligns with ATT&CK technique T1566 which covers "Phishing" and T1041 which addresses "Exfiltration Over C2 Channel", as attackers can leverage the compromised connection to establish persistent access or exfiltrate data. The vulnerability also demonstrates poor security hygiene in mobile application development practices, particularly regarding network security implementation. Organizations and developers should implement proper certificate pinning mechanisms, utilize trusted certificate authorities, and maintain up-to-date security libraries to prevent such issues. The recommended mitigations include implementing strict certificate validation, employing certificate pinning techniques, regularly updating security libraries, and conducting thorough security testing including penetration testing and code reviews to identify similar vulnerabilities in mobile applications.
This vulnerability represents a fundamental failure in mobile application security practices and serves as a reminder of the critical importance of proper cryptographic implementation in mobile environments. The absence of certificate verification in the application creates a persistent security risk that cannot be easily remedied by user actions alone, requiring immediate attention from the application developers and users who rely on the platform for secure communications.