CVE-2023-6303 : Security Advisory and Response

This article provides detailed information about CVE-2023-6303, a cross-site scripting vulnerability found in CSZCMS version 1.3.0.

Understanding CVE-2023-6303

This vulnerability, known as "CSZCMS Site Settings Page cross-site scripting," affects the Site Settings Page component of CSZCMS version 1.3.0. It has been classified as CWE-79 Cross-Site Scripting.

What is CVE-2023-6303?

A vulnerability has been identified in CSZCMS version 1.3.0, specifically affecting an unknown part of the file /admin/settings/. The manipulation of the "Additional Meta Tag" argument with specific input leads to cross-site scripting, allowing remote attackers to initiate attacks. The exploit, assigned the identifier VDB-246129, has been disclosed publicly.

The Impact of CVE-2023-6303

The impact of this vulnerability is classified as LOW based on the CVSS scores. However, it is essential to address this issue promptly to prevent potential exploitation by malicious actors.

Technical Details of CVE-2023-6303

This section outlines important technical details related to CVE-2023-6303.

Vulnerability Description

The vulnerability arises from improper input handling in the Additional Meta Tag parameter on the Site Settings Page, enabling the execution of malicious scripts.

Affected Systems and Versions

Vendor: n/a
Product: CSZCMS
Affected Version: 1.3.0
Component: Site Settings Page

Exploitation Mechanism

By manipulating the Additional Meta Tag argument with specific input, attackers can inject and execute arbitrary scripts, potentially compromising the security of the application.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-6303, consider the following steps:

Immediate Steps to Take

Update CSZCMS to a patched version that addresses the vulnerability.
Implement input validation and sanitization mechanisms to prevent cross-site scripting attacks.

Long-Term Security Practices

Regularly monitor and update security patches for the CSZCMS application.
Conduct thorough security assessments and code reviews to identify and address potential vulnerabilities.

Patching and Updates

Ensure that your CSZCMS installation is up to date with the latest security patches released by the vendor to prevent exploitation of CVE-2023-6303.