CVE-2014-6784 in Fermononrespiri Mobile
Summary
by MITRE
The Fermononrespiri Mobile (aka com.tapatalk.rmonlineitforums) application 3.8.6 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 • 09/16/2024
The Fermononrespiri Mobile application version 3.8.6 for Android presents a critical security vulnerability through its improper handling of X.509 certificate validation during SSL communications. This flaw represents a fundamental breakdown in the application's cryptographic security implementation, creating an exploitable condition that undermines the integrity of secure network communications. The vulnerability specifically affects the application's ability to verify server certificates, which is a core component of the Transport Layer Security protocol stack.
This security weakness stems from the application's failure to perform proper certificate chain validation and trust verification processes. When establishing secure connections to remote servers, the application accepts any certificate presented without validating its authenticity through recognized certificate authorities or checking for proper certificate signatures. This behavior creates a man-in-the-middle attack vector where malicious actors can intercept communications by presenting forged certificates that appear legitimate to the vulnerable application. The flaw aligns with CWE-295, which specifically addresses improper certificate validation in security protocols.
The operational impact of this vulnerability extends beyond simple data interception, as it enables attackers to establish fraudulent communication channels that can be used for various malicious activities. An attacker positioned between the mobile device and the target server can transparently redirect traffic through their own infrastructure, potentially capturing sensitive user credentials, personal information, or business data transmitted over the compromised connection. The vulnerability affects all users of the specific application version, creating a widespread security risk across the user base.
From an attack perspective, this vulnerability maps directly to several ATT&CK techniques including T1573.002 for Defense Evasion through SSL/TLS tunneling and T1046 for Network Service Scanning. The attack requires minimal sophistication to exploit, as it leverages the inherent trust model of mobile applications that should normally enforce certificate validation. Organizations using this application face significant risk of data breaches and credential theft, particularly in environments where sensitive information is transmitted over untrusted networks. The vulnerability is particularly concerning given that mobile applications often handle highly sensitive personal and corporate data.
Mitigation strategies should focus on immediate application updates to versions that properly implement certificate validation, though users may need to implement additional security measures in the interim. Network administrators should consider implementing additional monitoring for suspicious certificate behavior and network traffic patterns. The recommended solution involves implementing proper certificate pinning mechanisms, ensuring that the application validates certificate chains against trusted root authorities, and implementing certificate revocation checking. This vulnerability underscores the critical importance of cryptographic implementation review and the necessity of following security best practices as outlined in NIST SP 800-52 for mobile application security.