CVE-2014-6734 in Wine Making
Summary
by MITRE
The Wine Making (aka com.gcspublishing.winemakingtalk) application 3.7.15 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 • 09/14/2024
The vulnerability identified as CVE-2014-6734 affects the Wine Making application version 3.7.15 for Android platforms, representing a critical security flaw in the application's cryptographic implementation. This issue stems from the application's failure to properly validate X.509 certificates during SSL/TLS connections, creating a significant attack surface that adversaries can exploit to compromise user data and system integrity. The vulnerability specifically impacts the application's secure communication protocols, which are essential for protecting sensitive information transmitted between the mobile device and remote servers.
The technical root cause of this vulnerability lies in the application's improper handling of SSL certificate validation mechanisms. When the Wine Making application establishes secure connections to remote servers, it fails to perform proper certificate verification checks that are fundamental to SSL/TLS security. This weakness allows attackers to conduct man-in-the-middle attacks by presenting fraudulent certificates that appear legitimate to the vulnerable application. The flaw essentially disables the certificate pinning and validation features that should protect against unauthorized server impersonation, leaving users exposed to potential data interception and theft.
From an operational impact perspective, this vulnerability creates substantial risk for users of the Wine Making application, particularly those who may be transmitting sensitive personal or business information through the app. Attackers can exploit this weakness to intercept communications, potentially accessing user credentials, personal data, or other confidential information that flows through the application's network connections. The vulnerability affects the confidentiality and integrity of data in transit, undermining the fundamental security guarantees that users expect from mobile applications that handle sensitive information. This weakness is particularly concerning given that the application appears to be a publishing platform that may handle user-generated content or personal information.
The vulnerability aligns with CWE-295, which addresses "Improper Certificate Validation," and represents a clear violation of secure coding practices outlined in industry standards. From an attack framework perspective, this weakness maps directly to ATT&CK technique T1041, which covers "Exfiltration Over C2 Channel," and T1566, covering "Phishing," as attackers can leverage this vulnerability to establish unauthorized communication channels. The security implications extend beyond simple data theft, as this vulnerability could enable attackers to inject malicious content or redirect users to fraudulent websites that appear legitimate to the application's security mechanisms.
Mitigation strategies for this vulnerability require immediate implementation of proper SSL certificate validation within the application's networking code. Developers should implement certificate pinning mechanisms that verify server certificates against trusted certificate authorities and maintain a whitelist of known good certificates. The application must also incorporate proper certificate chain validation procedures that check certificate expiration dates, issuer information, and digital signatures. Additionally, implementing certificate transparency measures and regular security audits of the application's cryptographic implementations would help prevent similar vulnerabilities from emerging in future releases. Security updates should be deployed immediately to address this weakness, and users should be advised to avoid using the vulnerable version until patches are applied.