CVE-2017-2183 in Home Spot Cube2
Summary
by MITRE
HOME SPOT CUBE2 firmware V101 and earlier allows authenticated attackers to execute arbitrary OS commands via Clock Settings.
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Analysis
by VulDB Data Team • 12/31/2020
The vulnerability identified as CVE-2017-2183 affects the HOME SPOT CUBE2 firmware version 101 and earlier, representing a critical command injection flaw that enables authenticated attackers to execute arbitrary operating system commands. This vulnerability resides within the device's clock settings functionality, which serves as an entry point for malicious actors who have already established authentication credentials. The flaw demonstrates a classic lack of proper input validation and sanitization within the firmware's configuration interface, creating a pathway for privilege escalation and remote code execution.
The technical implementation of this vulnerability stems from inadequate parameter validation within the clock settings component of the device's web interface. When authenticated users interact with the clock configuration parameters, the system fails to properly sanitize user-supplied input before processing it within the operating system context. This allows attackers to inject malicious command sequences that bypass normal access controls and execute with the privileges of the web server process. The vulnerability operates at the application layer and demonstrates poor input handling practices that align with CWE-77 and CWE-89, which specifically address command injection and SQL injection flaws respectively. The attack vector requires authentication, indicating that the device's access control mechanisms are insufficient to prevent authenticated users from exploiting this weakness.
The operational impact of this vulnerability extends beyond simple command execution, as it provides attackers with the capability to fully compromise the device's operating environment. Successful exploitation allows unauthorized access to the underlying operating system, potentially enabling attackers to modify device configurations, install malicious software, access network resources, or use the device as a pivot point for attacking other systems within the network. This represents a significant security risk for IoT deployments where these devices may serve as entry points for broader network infiltration. The vulnerability affects devices that rely on the HOME SPOT CUBE2 firmware, which typically function as network appliances and may be used in residential or small office environments where network security may be less robust than enterprise-grade systems.
Mitigation strategies for CVE-2017-2183 require immediate firmware updates from the vendor to address the command injection vulnerability within the clock settings component. Organizations should implement network segmentation to isolate affected devices and limit the potential impact of successful exploitation. Access controls should be strengthened through multi-factor authentication mechanisms and regular credential rotation to reduce the likelihood of unauthorized access. Network monitoring should be enhanced to detect unusual command execution patterns or unauthorized configuration changes within affected devices. The vulnerability also highlights the importance of secure coding practices and input validation, particularly in IoT device development where insufficient security measures can lead to severe operational consequences. According to ATT&CK framework, this vulnerability maps to T1059.001 for command and script interpreter execution, and T1068 for local privilege escalation, making it a significant concern for organizations implementing security controls under the MITRE ATT&CK methodology.