CVE-2024-4062 in iSC5
Summary
by MITRE • 04/23/2024
A vulnerability was found in Hualai Xiaofang iSC5 3.2.2_112 and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to improper certificate validation. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The identifier of this vulnerability is VDB-261788. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 05/28/2024
The vulnerability identified as CVE-2024-4062 affects the Hualai Xiaofang iSC5 3.2.2_112 security device, representing a critical flaw in certificate validation mechanisms that could compromise the integrity of secure communications. This issue falls under the category of improper certificate validation, which is classified as CWE-295 in the Common Weakness Enumeration catalog, specifically addressing weaknesses in certificate validation that can lead to man-in-the-middle attacks and unauthorized access to protected systems. The affected device operates within the security infrastructure of surveillance and monitoring systems, making this vulnerability particularly concerning for organizations relying on these platforms for critical security operations.
The technical flaw manifests in the device's inability to properly validate digital certificates during secure communication establishment, creating a potential attack vector that allows malicious actors to bypass authentication mechanisms. This weakness enables attackers to perform certificate substitution attacks, where forged certificates can be accepted by the system, effectively undermining the cryptographic security model that protects sensitive data transmission. The vulnerability's remote exploitation capability means that attackers do not require physical access to the device, as the flaw can be triggered through network-based attacks. The high attack complexity and difficulty of exploitation suggest that while the vulnerability exists, sophisticated techniques are required to successfully compromise the system, potentially involving advanced cryptographic attacks or specific environmental conditions.
The operational impact of this vulnerability extends beyond simple data compromise, as it could enable attackers to gain unauthorized access to surveillance footage, system configuration data, and potentially manipulate security settings within the monitored environment. Organizations using the Hualai Xiaofang iSC5 device may face significant security risks including unauthorized surveillance access, data exfiltration, and potential system compromise that could affect broader network security infrastructure. The lack of vendor response to early disclosure efforts creates additional risk for affected organizations, as they may not receive timely patches or mitigation guidance, leaving their security systems exposed for extended periods. This vulnerability aligns with ATT&CK technique T1566 which covers credential harvesting through social engineering and network attacks, and T1071 which addresses application layer protocol usage for command and control communications.
The exploitation difficulty of this vulnerability, while high, should not be underestimated as it represents a fundamental flaw in the security architecture of the device. Attackers may need to possess advanced knowledge of cryptographic protocols and potentially conduct extensive reconnaissance to identify specific conditions that can be exploited. Organizations should immediately assess their deployment of this device and implement network segmentation to limit potential attack surfaces. The vulnerability highlights the importance of maintaining vendor communication channels and establishing alternative security monitoring procedures when vendors fail to respond to security disclosures. Mitigation strategies should include network monitoring for suspicious certificate validation patterns, implementation of additional authentication layers, and preparation for potential emergency patching procedures. The vulnerability also underscores the need for organizations to maintain comprehensive inventory management of security devices and to establish vendor accountability processes for security vulnerability management.