CVE-2024-23978 in Home Spot Cube2
Summary
by MITRE • 02/02/2024
Heap-based buffer overflow vulnerability exists in HOME SPOT CUBE2 V102 and earlier. By processing invalid values, arbitrary code may be executed. Note that the affected products are no longer supported.
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Analysis
by VulDB Data Team • 08/02/2024
The heap-based buffer overflow vulnerability identified as CVE-2024-23978 affects the HOME SPOT CUBE2 V102 and earlier versions of the device firmware. This vulnerability resides within the memory management structure of the affected system, specifically manifesting as a heap-based buffer overflow that occurs when processing invalid input values. The vulnerability represents a critical security flaw that can be exploited to execute arbitrary code on the affected device, potentially leading to complete system compromise and unauthorized access to sensitive data or network resources.
The technical flaw stems from improper input validation and memory handling within the firmware's processing routines. When the system encounters malformed or invalid data structures during normal operation, the heap memory allocation mechanisms fail to properly bounds-check the incoming data before copying it into allocated memory buffers. This allows an attacker to overwrite adjacent memory locations in the heap, potentially corrupting program execution flow and enabling code injection attacks. The vulnerability is classified as a heap-based buffer overflow under CWE-122, which specifically addresses insufficient checking of the size of a heap-based buffer, leading to memory corruption and potential arbitrary code execution.
The operational impact of this vulnerability extends beyond simple system compromise, as it can enable attackers to gain persistent access to the device and potentially use it as a foothold for broader network infiltration. Given that the affected products are no longer supported, there are no official security updates or patches available to address the vulnerability, leaving users exposed to potential exploitation. The device's role as a network-connected security camera or monitoring system makes it particularly attractive to attackers who could leverage this vulnerability to establish persistent backdoors, access live video feeds, or use the device as a pivot point for attacking other systems within the network. This aligns with ATT&CK technique T1071.004 for application layer protocol usage and potentially T1059.001 for command and scripting interpreter usage.
Mitigation strategies for this vulnerability are severely limited due to the end-of-life status of the affected products. Organizations should immediately isolate these devices from critical network segments and implement network segmentation to prevent lateral movement if the devices remain operational. Physical removal of the devices from service is strongly recommended, as the lack of vendor support eliminates any possibility of obtaining security patches or firmware updates. Network monitoring should be enhanced to detect unusual traffic patterns that might indicate exploitation attempts, and any compromised devices should be thoroughly investigated and replaced with supported models. The vulnerability demonstrates the critical importance of maintaining support cycles for IoT devices and the risks associated with deploying end-of-life products in security-sensitive environments.