CVE-2024-6245 in SmartPlay
Summary
by MITRE • 10/28/2024
Use of Default Credentials vulnerability in Maruti Suzuki SmartPlay on Linux (Infotainment Hub modules) allows attacker to try common or default usernames and passwords.The issue was detected on a 2022 Maruti Suzuki Brezza in India Market.
This issue affects SmartPlay: 66T0.05.50.
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Analysis
by VulDB Data Team • 10/28/2024
The vulnerability identified as CVE-2024-6245 represents a critical security weakness in the Maruti Suzuki SmartPlay infotainment system deployed in 2022 Brezza vehicles within the Indian market. This use of default credentials flaw specifically impacts the Linux-based Infotainment Hub modules that form part of the vehicle's connectivity infrastructure. The vulnerability stems from the implementation of standard authentication mechanisms that rely on hardcoded default usernames and passwords rather than robust, unique authentication credentials. This design oversight creates an exploitable entry point that adversaries can leverage to gain unauthorized access to the vehicle's infotainment system and potentially associated network components.
The technical exploitation of this vulnerability involves attempting common default credential combinations that are typically pre-configured within the SmartPlay system. These default credentials are often publicly documented or easily discoverable through various security research channels, making the attack surface particularly vulnerable. The affected SmartPlay version 66T0.05.50 demonstrates a failure in implementing proper authentication security measures, which aligns with CWE-798, which specifically addresses the use of hard-coded credentials in software systems. The vulnerability represents a fundamental breakdown in the principle of least privilege and secure configuration practices, as the system does not enforce unique authentication credentials during the initial setup or deployment phases.
Operationally, this vulnerability presents significant risks to vehicle security and user privacy, as unauthorized access to the infotainment system could potentially lead to broader network infiltration. The impact extends beyond simple unauthorized access to include potential data exfiltration, system manipulation, and possible integration with other vehicle control systems. Attackers could exploit this weakness to monitor user activities, access personal data stored within the system, or potentially interfere with vehicle functions. The automotive industry's increasing reliance on connected vehicle technologies makes such vulnerabilities particularly concerning, as they represent entry points that could be leveraged for more sophisticated attacks. This vulnerability also aligns with ATT&CK technique T1566, which covers social engineering attacks through credential access, and T1078, which addresses valid accounts usage for persistence.
The mitigation strategies for this vulnerability require immediate implementation of secure configuration practices including mandatory credential changes during system initialization, implementation of strong authentication mechanisms, and regular security updates. Vehicle manufacturers should enforce unique authentication credentials for each deployment, eliminate hardcoded credentials, and implement proper access control measures. Additionally, the system should incorporate automatic credential rotation mechanisms and robust monitoring for unauthorized access attempts. Security updates and patches should be deployed proactively to address the default credential issue, while also implementing network segmentation to limit the potential impact of any successful exploitation. The vulnerability highlights the critical importance of applying security by design principles in automotive systems and demonstrates the need for comprehensive security testing of connected vehicle components before deployment.