CVE-2014-7456 in Digit Magazine
Summary
by MITRE
The Digit Magazine (aka com.magzter.digitmagazine) application 3.01 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 • 10/07/2024
The vulnerability identified as CVE-2014-7456 resides within the Digit Magazine Android application version 3.01, specifically manifesting as a critical security flaw in the application's handling of secure communications. This issue fundamentally undermines the application's ability to establish trust with remote servers, creating a dangerous exposure that directly conflicts with established security protocols and industry best practices. The vulnerability represents a failure in the application's implementation of Transport Layer Security (TLS) certificate validation mechanisms, which are essential for maintaining secure communications between mobile applications and their backend services.
The technical flaw involves the complete absence of X.509 certificate verification within the application's SSL/TLS implementation. This means that when the Digit Magazine application establishes connections to remote servers, it fails to validate the digital certificates presented by those servers against trusted certificate authorities. The vulnerability stems from the application's lack of proper certificate pinning or validation logic, allowing any certificate to be accepted regardless of its authenticity or trustworthiness. This weakness enables attackers to perform man-in-the-middle attacks by presenting forged certificates that appear legitimate to the vulnerable application, effectively bypassing the security assurances that SSL/TLS protocols are designed to provide.
The operational impact of this vulnerability is severe and multifaceted, creating numerous attack vectors for malicious actors seeking to compromise user data and system integrity. An attacker positioned between the user's device and the application's servers can intercept and manipulate all communications, potentially gaining access to sensitive user information including personal data, login credentials, and potentially financial information. The vulnerability is particularly dangerous because it affects the application's core communication security model, meaning that all data transmitted between the user and the server could be compromised. This exposure extends beyond simple data interception to include potential credential theft, session hijacking, and the injection of malicious content into the application's communication streams.
This vulnerability aligns with CWE-295, which specifically addresses "Improper Certificate Validation," and represents a clear violation of the principle of secure communication implementation. From an adversarial perspective, this weakness maps directly to ATT&CK technique T1566, which covers "Phishing for Information," as the compromised application could be used to facilitate credential harvesting and data exfiltration. The vulnerability also relates to T1071.004, "Application Layer Protocol: DNS," as attackers could potentially manipulate DNS responses to redirect traffic to malicious servers. The absence of certificate validation creates a fundamental security gap that violates industry standards such as those outlined in NIST SP 800-52 and RFC 5280, which establish requirements for proper certificate handling and validation processes.
Mitigation strategies for this vulnerability require immediate implementation of proper certificate validation mechanisms within the application. The recommended approach involves implementing certificate pinning, where the application explicitly trusts specific certificates or certificate authorities rather than accepting any valid certificate. Additionally, the application must enforce proper certificate chain validation, ensuring that certificates are issued by trusted authorities and have not been revoked. Security patches should be developed to incorporate robust SSL/TLS validation, including certificate expiration checking, signature verification, and hostname validation. Organizations should also implement monitoring systems to detect unusual certificate behavior and establish secure communication protocols that align with industry standards such as those specified in the OWASP Mobile Security Project guidelines for secure communication. The vulnerability demonstrates the critical importance of implementing proper certificate validation in mobile applications, as even a single flaw in the security model can compromise the entire application ecosystem and user data integrity.