CVE-2014-7721 in President Clicker
Summary
by MITRE
The President Clicker (aka com.flexymind.pclicker) application 1.0.4 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 • 10/16/2024
The President Clicker application version 1.0.4 for Android presents a critical security vulnerability related to SSL certificate verification that fundamentally undermines the integrity of secure communications. This vulnerability falls under the category of improper certificate validation, which represents a significant weakness in the application's cryptographic security implementation. The flaw specifically affects how the application handles X.509 certificates during SSL/TLS connections, creating an attack vector that enables malicious actors to perform man-in-the-middle attacks against unsuspecting users.
The technical nature of this vulnerability stems from the application's failure to properly validate SSL certificates presented by servers during the connection establishment process. When an Android application establishes an HTTPS connection, it should verify that the server's certificate is valid, properly signed by a trusted certificate authority, and matches the expected domain name. The President Clicker application bypasses these essential verification steps, allowing attackers to present fraudulent certificates that the application accepts without question. This represents a direct violation of standard security protocols and demonstrates a fundamental flaw in the application's security architecture.
The operational impact of this vulnerability extends beyond simple data interception, as it enables attackers to completely impersonate legitimate servers and gain access to sensitive information transmitted through the application. Users connecting to services through the President Clicker application are vulnerable to various attack scenarios including credential theft, session hijacking, and data manipulation. The vulnerability is particularly dangerous because it affects the core security mechanism that protects user communications, making it possible for attackers to establish trusted connections with malicious servers while users remain unaware of the compromise. This type of vulnerability directly aligns with CWE-295, which addresses improper certificate validation in security protocols.
From an attack perspective, this vulnerability enables adversaries to exploit the trust relationship between the mobile application and backend services. The man-in-the-middle attack vector allows attackers to monitor, modify, or steal data transmitted between the user's device and the application's servers. The implications are severe for any sensitive information processed through the application, including personal data, financial information, or business-critical communications. This weakness creates a persistent security risk that can be exploited across all network connections established by the application, potentially affecting multiple services or domains that rely on the same vulnerable implementation.
Organizations and developers should immediately address this vulnerability by implementing proper SSL certificate validation mechanisms within the application. The recommended mitigation involves ensuring that the application performs comprehensive certificate verification including checking certificate chains, validating trust anchors, and confirming hostname matches. Security best practices dictate that all mobile applications handling sensitive data must implement robust certificate pinning or proper certificate validation to prevent such attacks. Additionally, this vulnerability highlights the importance of following established security frameworks and standards including those recommended by the National Institute of Standards and Technology and other cybersecurity organizations to prevent similar issues in mobile application development.