CVE-2023-37149 : Exploit Details and Defense Strategies

This article discusses the command injection vulnerability found in TOTOLINK LR350 V9.3.5u.6369_B20220309, impacting the setUploadSetting function.

Understanding CVE-2023-37149

This CVE involves a command injection vulnerability in TOTOLINK LR350 V9.3.5u.6369_B20220309 that allows attackers to execute commands via the FileName parameter in the setUploadSetting function.

What is CVE-2023-37149?

CVE-2023-37149 is a security vulnerability in TOTOLINK LR350 V9.3.5u.6369_B20220309 that enables malicious actors to inject and execute arbitrary commands through the FileName parameter within the setUploadSetting function.

The Impact of CVE-2023-37149

This vulnerability can lead to unauthorized command execution, allowing attackers to manipulate the device's settings, access sensitive information, or launch further cyber attacks.

Technical Details of CVE-2023-37149

This section provides detailed technical information regarding the vulnerability.

Vulnerability Description

The vulnerability in TOTOLINK LR350 V9.3.5u.6369_B20220309 arises from improper input validation of the FileName parameter, permitting unauthorized command injection.

Affected Systems and Versions

TOTOLINK LR350 V9.3.5u.6369_B20220309 is known to be affected by this vulnerability, although specific product versions are not provided.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input for the FileName parameter to execute arbitrary commands on the device.

Mitigation and Prevention

To address CVE-2023-37149, users and administrators can take the following actions to enhance security.

Immediate Steps to Take

Implement firewall rules to restrict access to affected devices.
Monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Regularly update firmware and software to patch vulnerabilities.
Conduct security assessments to identify and remediate weaknesses.

Patching and Updates

Keep abreast of security advisories from the vendor and apply patches or updates promptly to mitigate the risk posed by CVE-2023-37149.