CVE-2014-6709 in TechRadar News
Summary
by MITRE
The TechRadar News (aka com.techradar.news) 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 • 09/13/2024
The vulnerability identified as CVE-2014-6709 represents a critical security flaw in the TechRadar News Android application version 1.0, specifically targeting the application's SSL/TLS certificate verification mechanisms. This weakness falls under the broader category of insufficient certificate validation, which is a fundamental security control that protects against man-in-the-middle attacks by ensuring that applications only trust certificates issued by legitimate Certificate Authorities. The vulnerability is classified as a failure in certificate chain validation, which directly corresponds to CWE-295, which addresses the improper validation of certificate chains. The application's failure to properly verify X.509 certificates creates an exploitable condition where attackers can insert malicious certificates into the communication channel between the mobile application and its backend services.
The technical implementation flaw manifests in the application's inability to perform proper certificate pinning or validation against trusted root certificates stored in the Android system trust store. When the application establishes SSL connections to remote servers, it does not validate the certificate's authenticity through the standard certificate chain verification process that includes checking certificate signatures, expiration dates, and issuer trust relationships. This allows attackers positioned within the network traffic path to intercept communications and present forged certificates that the application will accept as legitimate. The vulnerability essentially disables the cryptographic security layer that should protect data integrity and confidentiality, making it possible for attackers to decrypt sensitive information transmitted between the mobile device and servers, including user credentials, personal data, and other confidential communications.
The operational impact of this vulnerability extends beyond simple data interception, as it fundamentally undermines the trust model that mobile applications rely on for secure communications. Attackers can exploit this weakness to conduct sophisticated man-in-the-middle attacks, potentially gaining access to user accounts, personal information, and sensitive business data that flows through the application's network connections. The vulnerability is particularly dangerous in mobile environments where users may access applications over unsecured public networks, increasing the attack surface and attack vectors available to threat actors. This weakness directly aligns with ATT&CK technique T1041, which describes data compression and encryption techniques used to avoid detection, and T1566, which covers credential harvesting through social engineering and network attacks. The impact is further exacerbated by the fact that the vulnerability affects the entire application's communication stack, potentially exposing all user data and system interactions to unauthorized access.
Mitigation strategies for this vulnerability require immediate implementation of proper certificate validation mechanisms within the application's SSL/TLS stack. The recommended approach includes implementing certificate pinning, where the application explicitly trusts specific certificates or certificate authorities rather than relying on the default trust store, and ensuring that all SSL connections perform proper certificate chain validation before establishing secure communication. Additionally, developers should implement certificate revocation checking and ensure that the application validates certificate expiration dates, subject names, and other critical certificate attributes. The solution should align with industry best practices outlined in NIST SP 800-52 for secure certificate management and should include regular security audits to ensure that certificate validation mechanisms remain robust against evolving attack techniques. Organizations should also consider implementing network-level security controls such as SSL inspection and monitoring to detect and prevent exploitation attempts, while the application developers must update their code to comply with secure coding practices that prevent similar vulnerabilities in future releases.