CVE-2014-5632 in Mega Jump
Summary
by MITRE
The Mega Jump (aka com.getsetgames.megajump) application @7F080002 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 • 08/26/2024
The vulnerability identified as CVE-2014-5632 affects the Mega Jump Android application, specifically targeting its implementation of SSL/TLS certificate verification mechanisms. This flaw represents a critical security weakness in the application's cryptographic security posture, where the software fails to properly validate X.509 certificates presented by SSL servers during secure communication sessions. The absence of certificate verification creates an exploitable condition that fundamentally undermines the integrity and confidentiality guarantees that SSL/TLS protocols are designed to provide. This vulnerability specifically impacts the application's ability to establish trust with remote servers, leaving users exposed to potential interception and manipulation of their data communications.
The technical flaw manifests as a failure to implement proper certificate chain validation, which is a fundamental requirement for secure SSL/TLS implementations according to industry standards such as those specified in CWE-295. The application essentially accepts any certificate presented by a server without performing the necessary checks that would normally validate the certificate's authenticity, issuer, expiration dates, and cryptographic strength. This weakness aligns with ATT&CK technique T1573.002 which describes the exploitation of weak SSL/TLS implementations to conduct man-in-the-middle attacks. The vulnerability creates a trust boundary failure where the application cannot distinguish between legitimate servers and malicious actors who might present fraudulent certificates to intercept communications.
The operational impact of this vulnerability is severe and multifaceted, as it allows attackers to conduct successful man-in-the-middle attacks against users of the Mega Jump application. An attacker positioned between the user and the server can present a crafted certificate that appears legitimate to the vulnerable application, enabling them to decrypt, modify, or redirect communications. This exposure could result in the theft of sensitive user information including personal data, authentication credentials, or any other information transmitted through the application's secure channels. The vulnerability affects the confidentiality and integrity of data in transit, potentially compromising user privacy and account security. According to NIST SP 800-52 guidelines for certificate management, proper certificate validation is essential for maintaining secure communications, and this failure directly violates those recommendations.
Mitigation strategies for this vulnerability require immediate implementation of proper certificate validation mechanisms within the application. The fix should involve implementing robust certificate chain validation that includes checking certificate signatures, verifying certificate authorities, ensuring certificates are within their validity period, and performing hostname verification against the certificate's subject alternative names. Security practitioners should also consider implementing certificate pinning techniques to further strengthen the application's trust model. Organizations should follow the OWASP Mobile Top 10 recommendations for secure communication and ensure that all SSL/TLS implementations adhere to industry best practices. The remediation process should include thorough code review to identify similar certificate validation issues in other parts of the application and ensure that all network communications properly validate server certificates to prevent similar vulnerabilities from being introduced in future releases.