CVE-2014-5778 in Pou
Summary
by MITRE
The Pou (aka me.pou.app) application 1.4.53 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 • 09/01/2024
The vulnerability identified as CVE-2014-5778 resides within the Pou application version 1.4.53 for Android platforms, representing a critical security flaw in the application's SSL/TLS certificate verification mechanisms. This weakness fundamentally undermines the security posture of the mobile application by failing to properly validate X.509 certificates presented by SSL servers during secure communications. The absence of certificate validation creates a significant attack surface that adversaries can exploit to compromise the integrity of data transmission between the mobile application and remote servers.
The technical flaw manifests as a complete failure in the certificate validation process, where the application accepts any SSL certificate without performing the necessary cryptographic checks that should verify the certificate's authenticity, validity period, and proper signing authority. This vulnerability directly maps to CWE-295, which specifically addresses "Improper Certificate Validation," and represents a classic example of insufficient cryptographic validation that allows for man-in-the-middle attacks. The application's failure to implement proper certificate pinning or validation procedures creates a dangerous scenario where attackers can establish fraudulent SSL connections using maliciously crafted certificates that appear legitimate to the vulnerable application.
From an operational perspective, this vulnerability enables sophisticated attackers to conduct effective man-in-the-middle attacks against users of the Pou application. The security implications extend beyond simple data interception to encompass complete session hijacking and credential theft, as the application's inability to verify server authenticity means that sensitive user information flows through potentially compromised communication channels. Attackers can exploit this weakness to impersonate legitimate servers, redirect users to malicious endpoints, and capture any data transmitted between the mobile application and its intended servers. This vulnerability particularly affects applications that handle sensitive user data, financial transactions, or personal information, making the impact significantly more severe.
The security community has extensively documented similar vulnerabilities in mobile applications, with this particular flaw aligning with ATT&CK technique T1573.002 which describes "Tunneling through SSL/TLS" and the broader category of credential theft through man-in-the-middle attacks. The vulnerability demonstrates a fundamental flaw in mobile application security practices where developers fail to implement proper certificate validation mechanisms, often due to performance concerns or development shortcuts that compromise security. Organizations should implement immediate mitigations including certificate pinning, proper SSL/TLS configuration, and regular security audits of mobile applications to prevent such vulnerabilities from being exploited in production environments. The remediation process requires developers to implement proper certificate validation routines that verify certificate chains, check expiration dates, and validate certificate signatures against trusted root authorities.