CVE-2014-5894 in AireTalk Text Call More
Summary
by MITRE
The AireTalk: Text, Call, & More! (aka com.pingshow.amper) application 2.0.73 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 • 11/23/2024
The vulnerability identified as CVE-2014-5894 affects the AireTalk: Text, Call, & More! Android application version 2.0.73, representing a critical security flaw in the application's cryptographic implementation. This weakness resides in the application's failure to properly validate X.509 certificates during SSL/TLS communications, creating a significant exposure that undermines the fundamental security assurances provided by secure communication protocols. The flaw directly violates established security practices for mobile application development and network communication security.
The technical implementation of this vulnerability stems from the application's improper handling of certificate validation mechanisms within its SSL/TLS stack. When the application establishes secure connections to remote servers, it fails to perform essential certificate verification steps that should confirm the authenticity and trustworthiness of the server's identity certificate. This omission allows attackers to exploit the trust relationship by presenting maliciously crafted certificates that appear legitimate to the vulnerable application, effectively bypassing the security measures designed to protect user data transmission.
From an operational perspective, this vulnerability creates a severe risk landscape for users of the affected application, as it enables sophisticated man-in-the-middle attacks that can compromise sensitive user information. Attackers can intercept and manipulate communications between the mobile application and backend servers, potentially gaining access to personal data, communication content, and other confidential information. The impact extends beyond simple data interception to include potential session hijacking, credential theft, and unauthorized access to user accounts and services.
The security implications of this vulnerability align with CWE-295, which specifically addresses improper certificate validation, and fall under ATT&CK technique T1566 for credential access through man-in-the-middle attacks. This flaw represents a classic example of insufficient certificate pinning and validation, where the application should have implemented proper certificate chain validation, hostname verification, and trust anchor checking mechanisms. The vulnerability essentially renders the application's secure communication layer ineffective, making it trivial for attackers to establish fraudulent connections and capture sensitive information.
Mitigation strategies for this vulnerability should include immediate implementation of proper certificate validation procedures within the application's SSL/TLS handling code. Developers must ensure that certificate chains are properly validated against trusted certificate authorities, implement hostname verification checks, and establish robust error handling for certificate validation failures. Additionally, the application should incorporate certificate pinning mechanisms where appropriate to further strengthen the security posture. Users should be advised to avoid using the vulnerable application until patches are implemented, and organizations should consider network-level monitoring to detect potential exploitation attempts. The fix requires comprehensive code review and security testing to ensure that all network communication paths properly implement certificate validation according to industry best practices and security standards.