CVE-2014-6743 in Hearsay: A Social Party Game
Summary
by MITRE
The Hearsay: A Social Party Game (aka air.com.lip.per) application 1.7.000 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 • 09/15/2024
The vulnerability described in CVE-2014-6743 represents a critical security flaw in the Hearsay: A Social Party Game Android application version 1.7.000 that fundamentally undermines the integrity of secure communications. This application fails to properly validate X.509 certificates during SSL/TLS connections, creating a significant attack surface that malicious actors can exploit to compromise user data. The flaw specifically affects the certificate verification process, which is a cornerstone of secure network communications and cryptographic trust establishment. When applications do not verify server certificates, they become vulnerable to man-in-the-middle attacks where attackers can intercept and manipulate data transmitted between the mobile application and remote servers. This weakness directly violates fundamental security principles that govern secure communication protocols and exposes users to potential data breaches, credential theft, and unauthorized access to sensitive information.
The technical implementation of this vulnerability stems from the application's failure to properly implement certificate pinning or validation mechanisms during SSL handshakes. According to CWE-295, this represents a weakness in certificate validation where the application accepts any certificate without proper verification against trusted certificate authorities. The flaw allows attackers to present maliciously crafted certificates that appear legitimate to the vulnerable application, enabling them to establish fake secure connections that appear authentic to end users. This vulnerability operates at the transport layer security level and specifically targets the SSL/TLS protocol implementation within the Android application environment. The absence of certificate verification creates a pathway for attackers to perform session hijacking, data interception, and credential harvesting attacks. From an ATT&CK framework perspective, this vulnerability maps to technique T1046 for network service scanning and T1566 for credential access through the exploitation of weak cryptographic implementations.
The operational impact of this vulnerability extends beyond simple data interception to encompass comprehensive security compromise of user accounts and personal information. Mobile applications that fail to validate SSL certificates expose users to risks including financial data theft, personal identification information compromise, and unauthorized access to social networking accounts. Attackers can exploit this weakness to perform session hijacking attacks, where they capture user sessions and gain unauthorized access to application features. The vulnerability is particularly dangerous in the context of mobile applications because users often trust applications with sensitive personal data, banking information, and social connections. The attack surface is further expanded as this flaw affects not only the primary application functionality but also any data transmission that occurs through secure channels. The vulnerability creates a persistent risk that remains active until the application is updated with proper certificate validation mechanisms, leaving users exposed to ongoing threats during the vulnerable period.
Mitigation strategies for CVE-2014-6743 require immediate implementation of proper certificate validation mechanisms within the application codebase. The most effective remediation involves implementing certificate pinning, where the application maintains a trusted list of certificate fingerprints or public keys and validates server certificates against this trusted set. Additionally, the application should implement proper certificate chain validation using established trust stores and certificate authority verification processes. Security best practices dictate that applications should never accept self-signed certificates or certificates from untrusted authorities without proper validation. Organizations should also implement network monitoring to detect potential man-in-the-middle attacks and establish automated patch management processes to ensure timely updates. The remediation process should include comprehensive code review to identify other potential cryptographic weaknesses and implementation of proper error handling for certificate validation failures. From a compliance perspective, this vulnerability would likely violate security standards such as those outlined in the NIST SP 800-52 for certificate management and the OWASP Mobile Top 10 for secure mobile application development practices.