CVE-2024-0291 Explained : Impact and Mitigation

This CVE details a critical vulnerability found in Totolink LR1200GB 9.1.0u.6619_B20230130, specifically in the function UploadFirmwareFile of the file

/cgi-bin/cstecgi.cgi

, leading to command injection.

Understanding CVE-2024-0291

This vulnerability in Totolink LR1200GB poses a significant risk as it allows for command injection through manipulating the

FileName

argument, potentially enabling remote attacks.

What is CVE-2024-0291?

The vulnerability in Totolink LR1200GB 9.1.0u.6619_B20230130 allows attackers to execute arbitrary commands by manipulating the

FileName

parameter, hence gaining unauthorized access and control over the system.

The Impact of CVE-2024-0291

This critical vulnerability can be exploited remotely, posing a serious threat to the confidentiality, integrity, and availability of the affected system. Attackers can potentially take over the system and execute malicious commands.

Technical Details of CVE-2024-0291

The vulnerability has been rated as critical with a CVSS base score of 6.3, indicating a medium severity level. The base score is calculated based on the CVSS v3.1 metrics, highlighting the impact of the vulnerability.

Vulnerability Description

The flaw in Totolink LR1200GB 9.1.0u.6619_B20230130 allows for command injection via the

FileName

parameter, leading to unauthorized command execution with potentially devastating consequences.

Affected Systems and Versions

The vulnerability affects Totolink LR1200GB version 9.1.0u.6619_B20230130 specifically, putting systems running this version at risk of exploitation.

Exploitation Mechanism

By manipulating the

FileName

parameter within the function UploadFirmwareFile of the

/cgi-bin/cstecgi.cgi

file, threat actors can inject and execute malicious commands remotely, compromising the target system.

Mitigation and Prevention

It is crucial for organizations and users to take immediate action to mitigate the risks posed by CVE-2024-0291 and prevent potential exploitation.

Immediate Steps to Take

Disable any unnecessary services or features that could be exploited.
Apply security patches provided by Totolink promptly to address the vulnerability.
Monitor system logs for any suspicious activities that could indicate an exploitation attempt.

Long-Term Security Practices

Regularly update and patch all software and firmware to prevent known vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.
Conduct regular security audits and penetration testing to identify and address security weaknesses proactively.

Patching and Updates

Totolink users are advised to apply the security patches released by the vendor to address CVE-2024-0291 and enhance the security posture of their systems. Regularly checking for updates and applying them promptly is essential in safeguarding against known vulnerabilities.

By understanding the nature of the vulnerability, its impact, and the necessary mitigation steps, organizations and individuals can actively protect themselves from potential security risks associated with CVE-2024-0291.