CVE-2024-50684 in iSolarCloud App
Summary
by MITRE • 02/26/2025
SunGrow iSolarCloud Android app V2.1.6.20241017 and prior uses an insecure AES key to encrypt client data (insufficient entropy). This may allow attackers to decrypt intercepted communications between the mobile app and iSolarCloud.
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Analysis
by VulDB Data Team • 06/01/2025
The SunGrow iSolarCloud Android application version 2.1.6.20241017 and earlier contains a critical cryptographic vulnerability that compromises the confidentiality of client data transmitted between mobile devices and the iSolarCloud server infrastructure. This vulnerability stems from the application's use of an insecure AES encryption key that lacks sufficient entropy to provide adequate cryptographic protection. The flaw represents a fundamental breakdown in the application's security architecture and exposes sensitive user information to potential interception and decryption by malicious actors. The insecure key implementation directly violates established cryptographic best practices and weakens the overall security posture of the mobile application.
The technical implementation of this vulnerability involves the use of a static or poorly generated AES key that does not meet minimum entropy requirements for cryptographic strength. This insecure key generation process creates predictable encryption parameters that can be exploited through various attack vectors including cryptographic analysis, pattern recognition, or brute force attempts. The vulnerability falls under the category of weak cryptographic algorithms and key management failures as classified by the Common Weakness Enumeration framework. The insufficient entropy in the key generation process creates a predictable cryptographic foundation that undermines the security of all data encrypted using this mechanism.
The operational impact of this vulnerability extends beyond simple data confidentiality concerns to encompass potential financial loss, privacy violations, and regulatory compliance issues for users of the iSolarCloud platform. Attackers who intercept network traffic between the mobile application and the iSolarCloud servers could potentially decrypt sensitive information including user credentials, personal identification data, and system configuration details. This vulnerability creates opportunities for man-in-the-middle attacks and data exfiltration that could compromise the integrity of the entire solar energy management ecosystem. The threat landscape for such vulnerabilities includes both sophisticated cybercriminal organizations and nation-state actors who may target energy infrastructure systems for financial gain or strategic advantage.
Security mitigations for this vulnerability require immediate remediation of the cryptographic implementation within the mobile application. The development team must implement proper key generation mechanisms that utilize cryptographically secure random number generators and meet minimum entropy requirements for AES encryption. This includes replacing the insecure static key with dynamically generated keys that incorporate sufficient randomness and proper key derivation functions. Organizations should also implement network traffic monitoring and intrusion detection systems to identify potential exploitation attempts. The remediation process should follow established security frameworks including the NIST Special Publication 800-137 guidance for cryptographic key management and the MITRE ATT&CK framework for understanding potential attack vectors targeting mobile application security weaknesses. Regular security assessments and penetration testing should be conducted to ensure the effectiveness of implemented fixes and to identify potential related vulnerabilities in the broader system architecture.