CVE-2014-5701 in Skout: Chats. Friends. Fun.
Summary
by MITRE
The Skout: Chats. Friends. Fun. (aka com.skout.android) application 4.3.3 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 • 08/29/2024
The vulnerability identified as CVE-2014-5701 affects the Skout Android application version 4.3.3, 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 compromises the integrity of encrypted communications between the mobile client and remote servers. The vulnerability specifically targets the certificate verification process, which is fundamental to establishing trust in secure network communications and preventing unauthorized access to sensitive data.
The technical flaw manifests as a complete absence of certificate validation mechanisms within the application's SSL implementation. When the Skout application establishes secure connections to its backend services, it fails to perform the necessary cryptographic verification steps that would normally confirm the authenticity of server certificates. This omission allows attackers to intercept communications through man-in-the-middle attacks, where malicious actors can present forged certificates that the application accepts without proper scrutiny. The vulnerability directly violates standard security practices for mobile application development and network communication security, as outlined in industry frameworks such as the CWE-295 category for improper certificate validation.
The operational impact of this vulnerability extends beyond simple data interception to encompass comprehensive security compromise of user communications and personal information. Attackers exploiting this flaw can gain access to sensitive user data including personal messages, contact information, location data, and potentially authentication credentials that users might transmit through the application. The vulnerability affects the confidentiality and integrity of all communications between the mobile client and Skout's servers, making it particularly dangerous for an application that facilitates social networking and personal communication services. This weakness creates a persistent threat vector that remains active as long as the vulnerable version of the application is installed on user devices.
Organizations and security professionals should prioritize immediate remediation of this vulnerability through application updates that implement proper certificate validation procedures. The recommended mitigation involves implementing robust certificate pinning mechanisms and ensuring that all SSL/TLS connections perform comprehensive X.509 certificate validation including chain of trust verification, expiration date checks, and hostname validation. This vulnerability aligns with ATT&CK technique T1046 for network service scanning and T1566 for credential harvesting, as it provides attackers with the capability to intercept sensitive communications and potentially harvest user credentials or personal information. The incident underscores the critical importance of proper cryptographic implementation in mobile applications and demonstrates the necessity of adhering to established security standards such as those defined in NIST SP 800-57 for certificate management and validation practices.