CVE-2023-6612 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2023-6612, a vulnerability found in Totolink X5000R cstecgi.cgi, leading to OS command injection.

Understanding CVE-2023-6612

CVE-2023-6612 pertains to a critical vulnerability identified in the Totolink X5000R 9.1.0cu.2300_B20230112 version. The vulnerability allows for OS command injection through specific functions within the cstecgi.cgi file.

What is CVE-2023-6612?

The CVE-2023-6612 vulnerability in Totolink X5000R 9.1.0cu.2300_B20230112 enables threat actors to execute arbitrary OS commands through manipulation of certain functions in the cstecgi.cgi file. This flaw has been rated as critical due to its potential impact.

The Impact of CVE-2023-6612

The exploitation of CVE-2023-6612 could lead to unauthorized execution of commands on the affected system, potentially resulting in data breaches, system compromise, or other malicious activities. As the exploit details are publicly available, it poses a serious risk to organizations using the affected Totolink device.

Technical Details of CVE-2023-6612

The vulnerability is classified under CWE-78 OS Command Injection, with a CVSSv3.1 base score of 5.5 (Medium severity). The affected product is Totolink X5000R version 9.1.0cu.2300_B20230112.

Vulnerability Description

The vulnerability allows threat actors to inject and execute OS commands through various functions in the cstecgi.cgi file of Totolink X5000R 9.1.0cu.2300_B20230112.

Affected Systems and Versions

Totolink X5000R version 9.1.0cu.2300_B20230112 is confirmed to be impacted by this vulnerability.

Exploitation Mechanism

By manipulating specific functions within the cstecgi.cgi file, threat actors can exploit the vulnerability to execute unauthorized OS commands, posing a significant security risk.

Mitigation and Prevention

Organizations are advised to take immediate steps to secure their systems and prevent exploitation of CVE-2023-6612.

Immediate Steps to Take

Disable any unnecessary services or functions on the Totolink X5000R device.
Implement network segmentation to limit potential attack surfaces.
Monitor network traffic for any suspicious activity related to OS command injection.

Long-Term Security Practices

Regularly update the firmware of Totolink X5000R devices to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential security gaps.
Educate users and IT staff on best practices for handling and securing network devices.

Patching and Updates

Stay informed about security updates and patches released by Totolink for the X5000R model to address CVE-2023-6612 and other potential vulnerabilities. Regularly apply these updates to ensure the security of your network infrastructure.