CVE-2023-6720 : What You Need to Know

This CVE-2023-6720 involves an XSS vulnerability stored in Repox, enabling a local attacker to inject malicious JavaScript code into the server by taking advantage of a lack of proper sanitization of field elements. This allows them to execute the malicious payload upon application loading.

Understanding CVE-2023-6720

This section will delve deeper into the nature of the CVE-2023-6720 vulnerability.

What is CVE-2023-6720?

CVE-2023-6720 is categorized as a Stored Cross-Site Scripting (XSS) vulnerability (CAPEC-592) that affects Repox, a software product. This flaw enables attackers to store and trigger specially crafted JavaScript payloads on the server.

The Impact of CVE-2023-6720

The impact of CVE-2023-6720 is rated as moderate (CVSS base score: 5.5) with low severity levels for confidentiality, integrity, and availability. The attack vector is through the network, requiring low privileges but user interaction is necessary.

Technical Details of CVE-2023-6720

Explore the specific technical aspects related to CVE-2023-6720.

Vulnerability Description

The vulnerability lies in Repox's failure to properly sanitize field elements, allowing attackers to insert malicious JavaScript payloads on the server, resulting in potential XSS attacks.

Affected Systems and Versions

The version affected by CVE-2023-6720 is Repox 2.3.7, where the lack of sanitization of field elements exposes the system to XSS vulnerabilities.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting crafted JavaScript payloads into vulnerable Repox versions, leveraging the lack of proper input sanitization.

Mitigation and Prevention

Learn how to mitigate and prevent the risks associated with CVE-2023-6720.

Immediate Steps to Take

To mitigate the risk posed by CVE-2023-6720, users are advised to implement proper input validation and output encoding practices to prevent XSS attacks within their systems.

Long-Term Security Practices

Developing a robust security testing regimen, staying updated on security patches, and conducting regular security audits can help maintain resilience against XSS vulnerabilities in Repox or similar software.

Patching and Updates

As of now, there is no reported solution available. Therefore, users are recommended to stay informed about any patches or updates released by the vendor to address the vulnerability effectively.