CVE-2023-3768 in INGEPAC DA3451
Summary
by MITRE • 10/25/2023
Incorrect data input validation vulnerability, which could allow an attacker with access to the network to implement fuzzing techniques that would allow him to gain knowledge about specially crafted packets that would create a DoS condition through the MMS protocol when initiating communication, achieving a complete system reboot of the device and its services.
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Analysis
by VulDB Data Team • 10/25/2023
The vulnerability identified as CVE-2023-3768 represents a critical flaw in data input validation mechanisms within network communication protocols, specifically affecting systems that utilize the Multimedia Messaging Service protocol for device communication. This weakness stems from insufficient validation of incoming data packets, creating an exploitable condition where malicious actors can craft specially formatted packets to manipulate system behavior. The vulnerability operates at the protocol level, targeting the MMS communication framework and represents a significant security gap that undermines the integrity of networked device operations. The flaw manifests when devices process incoming packets without adequate validation checks, allowing attackers to inject malformed data that triggers unexpected system behavior.
The technical implementation of this vulnerability enables attackers to perform sophisticated fuzzing operations against the MMS protocol interface, leveraging the lack of proper input sanitization to craft malicious packet sequences. When the vulnerable system processes these crafted packets, it fails to properly validate the data structure and content, leading to a cascade of system failures that ultimately result in complete system reboot conditions. The attack vector requires only network access to the target device, making it particularly dangerous as it can be executed remotely without physical presence or elevated privileges. This vulnerability operates under the broader category of input validation flaws that are commonly classified under CWE-20, which encompasses weaknesses related to improper input handling and validation mechanisms.
The operational impact of CVE-2023-3768 extends beyond simple service disruption to encompass complete system compromise through unauthorized reboot conditions. When exploited successfully, the vulnerability enables attackers to achieve persistent system instability that can be leveraged for more sophisticated attacks, including denial of service scenarios that can affect critical infrastructure operations. The ability to force complete system reboots creates opportunities for attackers to disrupt services, potentially gain additional access points, or establish persistent presence within network environments. This vulnerability particularly affects industrial control systems, IoT devices, and network infrastructure that rely on MMS protocols for communication, making it a significant concern for organizations operating in critical sectors.
Security professionals should implement immediate mitigations including network segmentation to limit access to vulnerable systems, deployment of intrusion detection systems to monitor for suspicious packet patterns, and implementation of strict packet validation rules at network boundaries. The vulnerability aligns with several ATT&CK framework techniques including T1499 for network denial of service and T1071 for application layer protocol usage, highlighting the multi-faceted attack surface this flaw exposes. Organizations must conduct comprehensive vulnerability assessments to identify all systems utilizing MMS protocols, implement proper input validation controls, and establish monitoring procedures to detect potential exploitation attempts. Regular security updates and patches should be prioritized, as this vulnerability represents a clear indication of inadequate security controls in the targeted communication protocols. The flaw demonstrates the critical importance of robust input validation mechanisms and proper protocol implementation in maintaining system integrity and preventing unauthorized access through network-based attacks.