CVE-2018-18852 : Vulnerability Insights and Analysis

Devices of version 1.1.6 to 1.1.12 of Cerio DT-300N are vulnerable to OS command injection due to a lack of proper input validation in the web-interface PING feature. This vulnerability was exploited in real-world incidents in October 2018.

Understanding CVE-2018-18852

Cerio DT-300N devices with versions 1.1.6 to 1.1.12 are susceptible to OS command injection.

What is CVE-2018-18852?

CVE-2018-18852 is a vulnerability in Cerio DT-300N devices that allows attackers to execute OS commands through the web-interface PING feature.

The Impact of CVE-2018-18852

This vulnerability can be exploited by attackers to run malicious commands on affected devices, potentially leading to unauthorized access or system compromise.

Technical Details of CVE-2018-18852

Cerio DT-300N devices are affected by a specific vulnerability that allows OS command injection.

Vulnerability Description

The vulnerability arises from improper input validation in the web-interface PING feature, particularly in the execution of a ping command through Save.cgi.

Affected Systems and Versions

Devices of Cerio DT-300N version 1.1.6 to 1.1.12

Exploitation Mechanism

Attackers exploit this vulnerability by sending crafted commands through the web interface, leading to the execution of unauthorized OS commands.

Mitigation and Prevention

Steps to address and prevent the CVE-2018-18852 vulnerability.

Immediate Steps to Take

Disable the PING feature in the web interface if not essential.
Implement strong input validation mechanisms to prevent command injection attacks.

Long-Term Security Practices

Regularly update firmware and security patches for Cerio DT-300N devices.
Conduct security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply patches provided by the vendor to fix the OS command injection vulnerability in Cerio DT-300N devices.