CVE-2023-2395 : What You Need to Know

This CVE-2023-2395 is related to a cross-site scripting vulnerability found in the Netgear SRX5308 Web Management Interface.

Understanding CVE-2023-2395

This vulnerability affects the Netgear SRX5308 up to version 4.3.5-3 through an unknown part of the Web Management Interface component. It involves the manipulation of the argument Login.userAgent, leading to a cross-site scripting issue. The exploit for this vulnerability has been publicly disclosed, allowing for remote attacks.

What is CVE-2023-2395?

The CVE-2023-2395 vulnerability is classified as a cross-site scripting (XSS) flaw in the Netgear SRX5308 Web Management Interface. It allows attackers to inject malicious scripts into webpages viewed by other users.

The Impact of CVE-2023-2395

This vulnerability could be exploited by malicious actors to execute arbitrary scripts in the context of a user's browser. It poses a risk of sensitive information theft, unauthorized actions on behalf of users, and potential defacement of web pages.

Technical Details of CVE-2023-2395

The vulnerability, identified as VDB-227673, has been assigned a CVSS base score of 4.3, categorizing it as a medium severity issue.

Vulnerability Description

The flaw in the Netgear SRX5308 Web Management Interface allows attackers to inject malicious scripts via the Login.userAgent argument, leading to cross-site scripting vulnerabilities.

Affected Systems and Versions

Netgear SRX5308 versions up to 4.3.5-3 are affected by this vulnerability, specifically impacting the Web Management Interface module.

Exploitation Mechanism

The manipulation of the Login.userAgent argument can be exploited remotely to initiate cross-site scripting attacks on vulnerable systems.

Mitigation and Prevention

It is crucial for organizations using Netgear SRX5308 to take immediate action to mitigate the risks associated with CVE-2023-2395.

Immediate Steps to Take

Disable or restrict access to the Web Management Interface if possible.
Monitor network traffic for any suspicious activity targeting the identified vulnerability.

Long-Term Security Practices

Regularly update and patch Netgear SRX5308 systems to address known security issues.
Implement web application firewalls (WAFs) and security best practices to prevent XSS attacks.

Patching and Updates

Ensure that the affected Netgear SRX5308 systems are updated with the latest patches provided by the vendor to remediate the cross-site scripting vulnerability.