CVE-2014-6943 in Konigsleiten
Summary
by MITRE
The Konigsleiten (aka com.knigsleiten) application 1.0 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 • 09/23/2024
The vulnerability identified as CVE-2014-6943 affects the Konigsleiten application version 1.0 for Android devices, representing a critical security flaw in the application's implementation of secure communication protocols. This vulnerability stems from the application's failure to properly validate X.509 certificates during SSL/TLS connections, creating a significant attack surface that malicious actors can exploit to compromise user data and system integrity. The issue falls under the category of improper certificate validation, which is a well-documented weakness in mobile application security that has been consistently flagged by security researchers and industry standards organizations.
The technical flaw manifests in the application's inability to perform proper certificate chain validation and trust verification processes that are fundamental to establishing secure communications over the internet. When an Android application establishes an SSL connection, it should verify that the server's certificate is valid, properly signed by a trusted Certificate Authority, and matches the expected hostname. The Konigsleiten application bypasses these essential validation steps, allowing attackers to present fraudulent certificates that appear legitimate to the application. This weakness directly violates the principles outlined in CWE-295, which specifically addresses "Improper Certificate Validation" and emphasizes the critical importance of robust certificate verification mechanisms in secure communication implementations.
The operational impact of this vulnerability is severe and multifaceted, as it enables man-in-the-middle attacks that can result in complete data compromise. Attackers can intercept communications between the vulnerable application and its servers, potentially gaining access to sensitive user information, authentication credentials, financial data, or proprietary business information. The vulnerability is particularly dangerous because it affects applications that handle sensitive data, making it a prime target for cybercriminals seeking to exploit mobile device security weaknesses. According to ATT&CK framework category T1046, this vulnerability enables network service scanning and can be leveraged for initial access and privilege escalation within targeted environments, making it a significant concern for enterprise security.
The implications extend beyond individual user privacy to potential corporate security breaches, especially when considering that many mobile applications handle confidential business data or provide access to enterprise resources. The vulnerability's exploitation requires relatively simple techniques that can be automated, making it accessible to attackers with basic technical skills. Security professionals should note that this type of vulnerability is often found in applications that prioritize user experience over security implementation, particularly in mobile environments where developers may rush to market without adequate security testing. The lack of certificate verification represents a fundamental failure in the application's security architecture, and such flaws typically require complete code reimplementation to address properly, rather than simple patching or configuration changes.
Mitigation strategies should focus on implementing proper certificate validation mechanisms, including certificate pinning where appropriate, and ensuring that all SSL/TLS connections perform thorough certificate chain verification. Organizations should conduct comprehensive security assessments of their mobile applications to identify similar vulnerabilities and implement robust security testing processes before application deployment. The vulnerability also underscores the importance of adhering to industry security standards such as those defined by NIST SP 800-52 and OWASP Mobile Security Project guidelines, which provide detailed recommendations for secure mobile application development practices. Regular security audits and penetration testing should be conducted to identify and remediate such certificate validation flaws before they can be exploited by malicious actors in the wild.