CVE-2014-5524 in library
Summary
by MITRE
The Adcolony library 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 CVE-2014-5524 vulnerability represents a critical security flaw in the Adcolony mobile advertising library for Android platforms. This vulnerability stems from improper SSL certificate validation mechanisms within the library's implementation, creating a significant attack surface that adversaries can exploit to compromise user data. The issue specifically affects applications that integrate the Adcolony SDK, making it a widespread concern across numerous mobile applications that rely on this advertising infrastructure. The vulnerability falls under the category of weak cryptographic implementations and represents a fundamental failure in secure communication protocols.
The technical flaw manifests in the library's inability to properly validate X.509 certificates during SSL/TLS handshakes with remote servers. This omission allows attackers to perform man-in-the-middle attacks by presenting forged certificates that appear legitimate to the vulnerable application. The library essentially accepts any certificate without verifying its authenticity through proper certificate chains, issuer validation, or signature verification processes. This weakness directly violates established security principles for secure communication and represents a classic example of insufficient certificate validation as classified under CWE-295. The vulnerability is particularly dangerous because it operates at the transport layer security level, affecting all network communications that pass through the compromised library.
The operational impact of this vulnerability extends beyond simple data interception, as it enables sophisticated attack scenarios that can lead to comprehensive data breaches. Attackers can exploit this weakness to steal user credentials, personal information, financial data, and other sensitive content transmitted through applications using the vulnerable Adcolony library. The implications are severe for both end users and application developers, as the vulnerability can persist across multiple applications without requiring user interaction or explicit consent. This creates a persistent threat vector that can be leveraged for prolonged surveillance and data exfiltration activities, aligning with tactics described in the MITRE ATT&CK framework under T1041 for Exfiltration Over C2 Channel and T1566 for Phishing.
Mitigation strategies for CVE-2014-5524 require immediate action from developers and security teams to address the root cause of the vulnerability. The primary remediation involves updating to patched versions of the Adcolony library that implement proper SSL certificate validation mechanisms. Organizations should conduct comprehensive audits of their applications to identify all instances of the vulnerable library and ensure timely updates are deployed across their application portfolio. Additionally, security teams should implement network monitoring solutions to detect potential exploitation attempts and establish certificate pinning mechanisms as an additional defense layer. The vulnerability highlights the importance of secure coding practices and proper implementation of cryptographic security measures, particularly when integrating third-party libraries that handle sensitive network communications. Organizations must also consider implementing automated vulnerability scanning tools that can identify such weak cryptographic implementations in their mobile applications.