CVE-2014-5644 in Brightest LED Flashlight
Summary
by MITRE
The Brightest LED Flashlight (aka com.intellectualflame.ledflashlight.washer) application 1.2.4 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 • 08/27/2024
The vulnerability identified as CVE-2014-5644 affects the Brightest LED Flashlight Android application version 1.2.4, 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 adversaries can exploit to compromise user data and system integrity.
The technical flaw manifests in the application's certificate verification process where it fails to perform proper validation of SSL server certificates. This omission allows attackers to conduct man-in-the-middle attacks by presenting fraudulent certificates that appear legitimate to the vulnerable application. The absence of certificate pinning or proper trust chain validation means the application accepts any certificate presented by a server, regardless of its authenticity or trustworthiness. This weakness directly violates fundamental security principles of secure communication and authentication.
From an operational impact perspective, this vulnerability exposes users to severe security risks including data interception, credential theft, and unauthorized access to sensitive information. Attackers can exploit this flaw to eavesdrop on communications between the application and backend servers, potentially accessing personal data, authentication tokens, or other confidential information. The vulnerability is particularly concerning given that the application is a flashlight utility, suggesting users may trust it implicitly and not expect security vulnerabilities in such seemingly benign software. This flaw aligns with CWE-295 which addresses improper certificate validation and represents a clear violation of the principle of least privilege in secure communications.
The security implications extend beyond simple data interception to encompass broader system compromise potential. Since the application likely communicates with servers for features such as updates, user preferences, or advertising content, attackers can manipulate these communications to deliver malicious payloads or redirect users to compromised services. This vulnerability demonstrates poor security hygiene in mobile application development and represents a failure to implement proper cryptographic practices. The attack vector is particularly dangerous because it requires no special privileges or user interaction beyond installing the vulnerable application, making it a widespread concern across all users of the affected version.
Mitigation strategies for this vulnerability should include immediate application updates with proper certificate validation mechanisms, implementation of certificate pinning to prevent certificate substitution attacks, and comprehensive security testing of all network communications. Organizations should implement certificate transparency measures and regularly audit their applications for similar security flaws. The remediation process must address the root cause by ensuring all SSL/TLS connections properly validate certificate chains and implement appropriate trust verification mechanisms. This vulnerability serves as a critical reminder of the importance of cryptographic best practices in mobile application development and the necessity of adhering to security frameworks such as those outlined in the OWASP Mobile Security Project and NIST guidelines for secure application development.