CVE-2014-5746 in Government Best Jobs
Summary
by MITRE
The Government Best Jobs (aka com.wGovernmentBestJobs) application 0.1 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 • 08/30/2024
The vulnerability identified as CVE-2014-5746 resides within the Government Best Jobs Android application version 0.1, specifically targeting the application's handling of secure communications through the Transport Layer Security protocol. This flaw represents a critical failure in the application's security architecture, as it completely bypasses the essential certificate verification mechanism that establishes trust between the client and server. The application's inability to validate X.509 certificates means that it accepts any certificate presented by a server without proper authentication, creating a fundamental security weakness that undermines the entire purpose of SSL/TLS encryption. This vulnerability falls under the category of certificate verification failures, which are systematically catalogued under CWE-295 in the Common Weakness Enumeration framework, specifically addressing the improper validation of certificate authorities.
The technical implementation flaw manifests when the application establishes network connections to remote servers that utilize SSL/TLS encryption. Instead of performing the standard certificate chain validation process that includes checking the certificate's validity period, verifying the certificate authority signature, and ensuring the certificate's intended use matches the connection target, the application simply accepts any certificate presented. This behavior creates an attack surface where malicious actors can deploy man-in-the-middle positions to intercept communications between the application and legitimate servers. Attackers can generate fraudulent certificates that appear to be from trusted authorities or simply present certificates that are valid for the target domain but were not issued by recognized certificate authorities, thereby deceiving the application into believing it is communicating with legitimate services.
The operational impact of this vulnerability extends beyond simple data interception, as it enables comprehensive surveillance and data manipulation capabilities for attackers positioned between the application and its intended servers. An attacker capable of performing a man-in-the-middle attack can not only eavesdrop on sensitive communications but also modify data in transit, potentially altering job listings, application forms, or other critical information that users might be submitting through the application. The vulnerability is particularly concerning for an application that handles government-related job information, as it could potentially expose sensitive personal data, employment records, or classified information that users might be accessing through this interface. The lack of certificate verification means that users cannot trust that their communications are secure, undermining the application's integrity and the confidentiality of all data transmitted through the application's network connections.
Mitigation strategies for this vulnerability require immediate implementation of proper SSL/TLS certificate validation within the application's networking layer. The application must be updated to perform comprehensive certificate chain validation, including checking certificate expiration dates, verifying the certificate authority's signature against trusted root certificates, and ensuring that the certificate's subject matches the target server's domain name. This approach aligns with industry best practices outlined in the OWASP Mobile Security Project and represents a fundamental requirement for secure mobile application development. The fix should implement certificate pinning where appropriate, though this must be balanced against the need for certificate flexibility to avoid service disruption when legitimate certificates are renewed. Organizations should also consider implementing network monitoring to detect anomalous certificate usage patterns and establish regular security audits to ensure that certificate validation mechanisms remain effective against evolving attack vectors. This vulnerability demonstrates the critical importance of adhering to secure coding practices and the potential consequences of neglecting fundamental security controls in mobile applications.