CVE-2023-2390 : What You Need to Know

This CVE record pertains to a vulnerability found in Netgear SRX5308, up to version 4.3.5-3, impacting its Web Management Interface with a focus on cross-site scripting.

Understanding CVE-2023-2390

CVE-2023-2390 refers to a cross-site scripting vulnerability discovered in the Web Management Interface of Netgear SRX5308 firewall.

What is CVE-2023-2390?

The vulnerability allows for the manipulation of the 'ntp.server1' parameter in the 'scgi-bin/platform.cgi?page=time_zone.htm' file, leading to a cross-site scripting exploit. This security flaw can be exploited remotely, making it a serious concern for affected systems.

The Impact of CVE-2023-2390

If exploited, this vulnerability could enable attackers to execute malicious scripts on the affected device through the Web Management Interface, potentially leading to unauthorized data access or other security breaches.

Technical Details of CVE-2023-2390

This section provides a deeper insight into the vulnerability, including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability in Netgear SRX5308 enables attackers to inject and execute arbitrary scripts within the Web Management Interface by manipulating the 'ntp.server1' parameter in a specific file.

Affected Systems and Versions

The issue affects Netgear SRX5308 devices running versions up to 4.3.5-3 with the Web Management Interface module.

Exploitation Mechanism

The exploitation of this vulnerability occurs remotely, allowing threat actors to initiate cross-site scripting attacks through the manipulation of the 'ntp.server1' parameter.

Mitigation and Prevention

To address CVE-2023-2390 and enhance overall security posture, proactive measures need to be implemented promptly.

Immediate Steps to Take

Organizations using Netgear SRX5308 should restrict access to the Web Management Interface to authorized personnel only.
Regularly monitor and analyze network traffic for any signs of suspicious activity, especially related to cross-site scripting attempts.

Long-Term Security Practices

Implement regular security audits and penetration testing to identify and address vulnerabilities proactively.
Educate users and administrators about the risks of cross-site scripting and the importance of safe browsing practices.

Patching and Updates

Ensure that Netgear SRX5308 devices are updated with the latest firmware releases available from the vendor to mitigate the CVE-2023-2390 vulnerability and other potential security risks.