CVE-2014-4896 in Parque Imperial
Summary
by MITRE
The Parque Imperial (aka com.a792139893520606f84b2188a.a23428594a) application 1.02 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 • 08/23/2024
The vulnerability identified as CVE-2014-4896 affects the Parque Imperial Android application version 1.02, representing a critical security flaw in the application's implementation of secure communication protocols. This issue stems from the application's failure to properly validate X.509 certificates during SSL/TLS connections, creating a significant attack surface that undermines the fundamental security assurances provided by cryptographic protocols. The flaw specifically impacts the application's ability to establish trust with remote servers, effectively disabling the certificate verification mechanism that is essential for preventing unauthorized access to sensitive data.
The technical nature of this vulnerability aligns with CWE-295, which addresses improper certificate validation in secure communications. The application's implementation lacks proper certificate chain validation, allowing attackers to present fraudulent certificates that would be accepted as legitimate by the vulnerable application. This weakness enables man-in-the-middle attacks where malicious actors can intercept and manipulate communications between the Android application and its backend servers. The vulnerability occurs at the SSL/TLS handshake phase where certificate validation should occur but fails to perform the necessary cryptographic checks to ensure certificate authenticity and integrity.
From an operational perspective, this vulnerability exposes users to significant risks including data interception, credential theft, and unauthorized access to sensitive information. Attackers can exploit this weakness to impersonate legitimate servers and gain access to user data, session tokens, or other confidential information transmitted through the application. The impact extends beyond individual user privacy concerns to potentially compromise enterprise data if the application handles business-critical information. This vulnerability particularly affects applications that rely on secure communication channels for authentication, data transmission, or transaction processing, making it a serious concern for any mobile application handling sensitive data.
The attack vector for this vulnerability follows standard man-in-the-middle patterns where attackers position themselves between the client and server to intercept communications. According to ATT&CK framework techniques, this vulnerability maps to T1573.001 for "Modify Authentication Token" and T1046 for "Network Service Scanning" as attackers can exploit the weak certificate validation to establish unauthorized communication channels. Organizations should implement immediate mitigations including certificate pinning, updating the application to properly validate SSL certificates, and deploying network monitoring tools to detect potential exploitation attempts. The recommended remediation involves implementing proper certificate validation routines that verify certificate chains against trusted certificate authorities and implementing certificate pinning mechanisms to prevent the acceptance of unauthorized certificates, thereby restoring the cryptographic security assurances that SSL/TLS protocols are designed to provide.